Merge branch 'dev' into plugin-key-bindings

12 files changed, 770 insertions, 109 deletions

diff --git a/plugin/highlight/highlight.js b/plugin/highlight/highlight.js
index 8be8c98..6aae081 100644
--- a/plugin/highlight/highlight.js
+++ b/plugin/highlight/highlight.js
@@ -1,5 +1,52 @@
 // START CUSTOM REVEAL.JS INTEGRATION
 (function() {
+	// Function to perform a better "data-trim" on code snippets
+	// Will slice an indentation amount on each line of the snippet (amount based on the line having the lowest indentation length)
+	function betterTrim(snippetEl) {
+		// Helper functions
+		function trimLeft(val) {
+			// Adapted from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim#Polyfill
+			return val.replace(/^[\s\uFEFF\xA0]+/g, '');
+		}
+		function trimLineBreaks(input) {
+			var lines = input.split('\n');
+
+			// Trim line-breaks from the beginning
+			for (var i = 0; i < lines.length; i++) {
+				if (lines[i].trim() === '') {
+					lines.splice(i--, 1);
+				} else break;
+			}
+
+			// Trim line-breaks from the end
+			for (var i = lines.length-1; i >= 0; i--) {
+				if (lines[i].trim() === '') {
+					lines.splice(i, 1);
+				} else break;
+			}
+
+			return lines.join('\n');
+		}
+
+		// Main function for betterTrim()
+		return (function(snippetEl) {
+			var content = trimLineBreaks(snippetEl.innerHTML);
+			var lines = content.split('\n');
+			// Calculate the minimum amount to remove on each line start of the snippet (can be 0)
+			var pad = lines.reduce(function(acc, line) {
+				if (line.length > 0 && trimLeft(line).length > 0 && acc > line.length - trimLeft(line).length) {
+					return line.length - trimLeft(line).length;
+				}
+				return acc;
+			}, Number.POSITIVE_INFINITY);
+			// Slice each line with this amount
+			return lines.map(function(line, index) {
+				return line.slice(pad);
+			})
+			.join('\n');
+		})(snippetEl);
+	}
+
 	if( typeof window.addEventListener === 'function' ) {
 		var hljs_nodes = document.querySelectorAll( 'pre code' );
 
@@ -8,7 +55,7 @@
 
 			// trim whitespace if data-trim attribute is present
 			if( element.hasAttribute( 'data-trim' ) && typeof element.innerHTML.trim === 'function' ) {
-				element.innerHTML = element.innerHTML.trim();
+				element.innerHTML = betterTrim(element);
 			}
 
 			// Now escape html unless prevented by author
diff --git a/plugin/markdown/markdown.js b/plugin/markdown/markdown.js
index f4035e2..d9ff1ba 100755
--- a/plugin/markdown/markdown.js
+++ b/plugin/markdown/markdown.js
@@ -4,28 +4,19 @@
  * of external markdown documents.
  */
 (function( root, factory ) {
-	if( typeof exports === 'object' ) {
+	if (typeof define === 'function' && define.amd) {
+		root.marked = require( './marked' );
+		root.RevealMarkdown = factory( root.marked );
+		root.RevealMarkdown.initialize();
+	} else if( typeof exports === 'object' ) {
 		module.exports = factory( require( './marked' ) );
-	}
-	else {
+	} else {
 		// Browser globals (root is window)
 		root.RevealMarkdown = factory( root.marked );
 		root.RevealMarkdown.initialize();
 	}
 }( this, function( marked ) {
 
-	if( typeof marked === 'undefined' ) {
-		throw 'The reveal.js Markdown plugin requires marked to be loaded';
-	}
-
-	if( typeof hljs !== 'undefined' ) {
-		marked.setOptions({
-			highlight: function( lang, code ) {
-				return hljs.highlightAuto( lang, code ).value;
-			}
-		});
-	}
-
 	var DEFAULT_SLIDE_SEPARATOR = '^\r?\n---\r?\n$',
 		DEFAULT_NOTES_SEPARATOR = 'note:',
 		DEFAULT_ELEMENT_ATTRIBUTES_SEPARATOR = '\\\.element\\\s*?(.+?)$',
@@ -40,7 +31,8 @@
 	 */
 	function getMarkdownFromSlide( section ) {
 
-		var template = section.querySelector( 'script' );
+		// look for a <script> or <textarea data-template> wrapper
+		var template = section.querySelector( '[data-template]' ) || section.querySelector( 'script' );
 
 		// strip leading whitespace so it isn't evaluated as code
 		var text = ( template || section ).textContent;
@@ -117,7 +109,7 @@
 		var notesMatch = content.split( new RegExp( options.notesSeparator, 'mgi' ) );
 
 		if( notesMatch.length === 2 ) {
-			content = notesMatch[0] + '<aside class="notes" data-markdown>' + notesMatch[1].trim() + '</aside>';
+			content = notesMatch[0] + '<aside class="notes">' + marked(notesMatch[1].trim()) + '</aside>';
 		}
 
 		// prevent script end tags in the content from interfering
@@ -186,7 +178,7 @@
 				markdownSections += '<section '+ options.attributes +'>';
 
 				sectionStack[i].forEach( function( child ) {
-					markdownSections += '<section data-markdown>' +  createMarkdownSlide( child, options ) + '</section>';
+					markdownSections += '<section data-markdown>' + createMarkdownSlide( child, options ) + '</section>';
 				} );
 
 				markdownSections += '</section>';
@@ -388,6 +380,24 @@
 	return {
 
 		initialize: function() {
+			if( typeof marked === 'undefined' ) {
+				throw 'The reveal.js Markdown plugin requires marked to be loaded';
+			}
+
+			if( typeof hljs !== 'undefined' ) {
+				marked.setOptions({
+					highlight: function( code, lang ) {
+						return hljs.highlightAuto( code, [lang] ).value;
+					}
+				});
+			}
+
+			var options = Reveal.getConfig().markdown;
+
+			if ( options ) {
+				marked.setOptions( options );
+			}
+
 			processSlides();
 			convertSlides();
 		},
diff --git a/plugin/markdown/marked.js b/plugin/markdown/marked.js
index 70af29b..555c1dc 100644
--- a/plugin/markdown/marked.js
+++ b/plugin/markdown/marked.js
@@ -3,4 +3,4 @@
  * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed)
  * https://github.com/chjj/marked
  */
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l='<a href="'+e+'"';return t&&(l+=' title="'+t+'"'),l+=">"+n+"</a>"},n.prototype.image=function(e,t,n){var r='<img src="'+e+'" alt="'+n+'"';return t&&(r+=' title="'+t+'"'),r+=this.options.xhtml?"/>":">"},r.parse=function(e,t,n){var s=new r(t,n);return s.parse(e)},r.prototype.parse=function(e){this.inline=new t(e.links,this.options,this.renderer),this.tokens=e.reverse();for(var n="";this.next();)n+=this.tok();return n},r.prototype.next=function(){return this.token=this.tokens.pop()},r.prototype.peek=function(){return this.tokens[this.tokens.length-1]||0},r.prototype.parseText=function(){for(var e=this.token.text;"text"===this.peek().type;)e+="\n"+this.next().text;return this.inline.output(e)},r.prototype.tok=function(){switch(this.token.type){case"space":return"";case"hr":return this.renderer.hr();case"heading":return this.renderer.heading(this.inline.output(this.token.text),this.token.depth,this.token.text);case"code":return 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this.renderer.listitem(l);case"loose_item_start":for(var l="";"list_item_end"!==this.next().type;)l+=this.tok();return this.renderer.listitem(l);case"html":var h=this.token.pre||this.options.pedantic?this.token.text:this.inline.output(this.token.text);return this.renderer.html(h);case"paragraph":return this.renderer.paragraph(this.inline.output(this.token.text));case"text":return this.renderer.paragraph(this.parseText())}},o.exec=o,a.options=a.setOptions=function(e){return h(a.defaults,e),a},a.defaults={gfm:!0,tables:!0,breaks:!1,pedantic:!1,sanitize:!1,smartLists:!1,silent:!1,highlight:null,langPrefix:"lang-",smartypants:!1,headerPrefix:"",renderer:new n,xhtml:!1},a.Parser=r,a.parser=r.parse,a.Renderer=n,a.Lexer=e,a.lexer=e.lex,a.InlineLexer=t,a.inlineLexer=t.output,a.parse=a,"undefined"!=typeof module&&"object"==typeof exports?module.exports=a:"function"==typeof define&&define.amd?define(function(){return a}):this.marked=a}).call(function(){return this||("undefined"!=typeof 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+$/gm,""),next,loose,cap,bull,b,item,space,i,l;while(src){if(cap=this.rules.newline.exec(src)){src=src.substring(cap[0].length);if(cap[0].length>1){this.tokens.push({type:"space"})}}if(cap=this.rules.code.exec(src)){src=src.substring(cap[0].length);cap=cap[0].replace(/^ {4}/gm,"");this.tokens.push({type:"code",text:!this.options.pedantic?cap.replace(/\n+$/,""):cap});continue}if(cap=this.rules.fences.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"code",lang:cap[2],text:cap[3]||""});continue}if(cap=this.rules.heading.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"heading",depth:cap[1].length,text:cap[2]});continue}if(top&&(cap=this.rules.nptable.exec(src))){src=src.substring(cap[0].length);item={type:"table",header:cap[1].replace(/^ *| *\| *$/g,"").split(/ *\| */),align:cap[2].replace(/^ *|\| *$/g,"").split(/ *\| */),cells:cap[3].replace(/\n$/,"").split("\n")};for(i=0;i<item.align.length;i++){if(/^ *-+: *$/.test(item.align[i])){item.align[i]="right"}else if(/^ *:-+: *$/.test(item.align[i])){item.align[i]="center"}else if(/^ *:-+ *$/.test(item.align[i])){item.align[i]="left"}else{item.align[i]=null}}for(i=0;i<item.cells.length;i++){item.cells[i]=item.cells[i].split(/ *\| */)}this.tokens.push(item);continue}if(cap=this.rules.lheading.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"heading",depth:cap[2]==="="?1:2,text:cap[1]});continue}if(cap=this.rules.hr.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"hr"});continue}if(cap=this.rules.blockquote.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"blockquote_start"});cap=cap[0].replace(/^ *> ?/gm,"");this.token(cap,top,true);this.tokens.push({type:"blockquote_end"});continue}if(cap=this.rules.list.exec(src)){src=src.substring(cap[0].length);bull=cap[2];this.tokens.push({type:"list_start",ordered:bull.length>1});cap=cap[0].match(this.rules.item);next=false;l=cap.length;i=0;for(;i<l;i++){item=cap[i];space=item.length;item=item.replace(/^ *([*+-]|\d+\.) +/,"");if(~item.indexOf("\n ")){space-=item.length;item=!this.options.pedantic?item.replace(new RegExp("^ {1,"+space+"}","gm"),""):item.replace(/^ {1,4}/gm,"")}if(this.options.smartLists&&i!==l-1){b=block.bullet.exec(cap[i+1])[0];if(bull!==b&&!(bull.length>1&&b.length>1)){src=cap.slice(i+1).join("\n")+src;i=l-1}}loose=next||/\n\n(?!\s*$)/.test(item);if(i!==l-1){next=item.charAt(item.length-1)==="\n";if(!loose)loose=next}this.tokens.push({type:loose?"loose_item_start":"list_item_start"});this.token(item,false,bq);this.tokens.push({type:"list_item_end"})}this.tokens.push({type:"list_end"});continue}if(cap=this.rules.html.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:this.options.sanitize?"paragraph":"html",pre:!this.options.sanitizer&&(cap[1]==="pre"||cap[1]==="script"||cap[1]==="style"),text:cap[0]});continue}if(!bq&&top&&(cap=this.rules.def.exec(src))){src=src.substring(cap[0].length);this.tokens.links[cap[1].toLowerCase()]={href:cap[2],title:cap[3]};continue}if(top&&(cap=this.rules.table.exec(src))){src=src.substring(cap[0].length);item={type:"table",header:cap[1].replace(/^ *| *\| *$/g,"").split(/ *\| */),align:cap[2].replace(/^ *|\| *$/g,"").split(/ *\| */),cells:cap[3].replace(/(?: *\| *)?\n$/,"").split("\n")};for(i=0;i<item.align.length;i++){if(/^ *-+: *$/.test(item.align[i])){item.align[i]="right"}else if(/^ *:-+: *$/.test(item.align[i])){item.align[i]="center"}else if(/^ *:-+ *$/.test(item.align[i])){item.align[i]="left"}else{item.align[i]=null}}for(i=0;i<item.cells.length;i++){item.cells[i]=item.cells[i].replace(/^ *\| *| *\| *$/g,"").split(/ *\| */)}this.tokens.push(item);continue}if(top&&(cap=this.rules.paragraph.exec(src))){src=src.substring(cap[0].length);this.tokens.push({type:"paragraph",text:cap[1].charAt(cap[1].length-1)==="\n"?cap[1].slice(0,-1):cap[1]});continue}if(cap=this.rules.text.exec(src)){src=src.substring(cap[0].length);this.tokens.push({type:"text",text:cap[0]});continue}if(src){throw new Error("Infinite loop on byte: "+src.charCodeAt(0))}}return this.tokens};var inline={escape:/^\\([\\`*{}\[\]()#+\-.!_>])/,autolink:/^<([^ >]+(@|:\/)[^ >]+)>/,url:noop,tag:/^<!--[\s\S]*?-->|^<\/?\w+(?:"[^"]*"|'[^']*'|[^'">])*?>/,link:/^!?\[(inside)\]\(href\)/,reflink:/^!?\[(inside)\]\s*\[([^\]]*)\]/,nolink:/^!?\[((?:\[[^\]]*\]|[^\[\]])*)\]/,strong:/^__([\s\S]+?)__(?!_)|^\*\*([\s\S]+?)\*\*(?!\*)/,em:/^\b_((?:[^_]|__)+?)_\b|^\*((?:\*\*|[\s\S])+?)\*(?!\*)/,code:/^(`+)\s*([\s\S]*?[^`])\s*\1(?!`)/,br:/^ {2,}\n(?!\s*$)/,del:noop,text:/^[\s\S]+?(?=[\\<!\[_*`]| {2,}\n|$)/};inline._inside=/(?:\[[^\]]*\]|[^\[\]]|\](?=[^\[]*\]))*/;inline._href=/\s*<?([\s\S]*?)>?(?:\s+['"]([\s\S]*?)['"])?\s*/;inline.link=replace(inline.link)("inside",inline._inside)("href",inline._href)();inline.reflink=replace(inline.reflink)("inside",inline._inside)();inline.normal=merge({},inline);inline.pedantic=merge({},inline.normal,{strong:/^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,em:/^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/});inline.gfm=merge({},inline.normal,{escape:replace(inline.escape)("])","~|])")(),url:/^(https?:\/\/[^\s<]+[^<.,:;"')\]\s])/,del:/^~~(?=\S)([\s\S]*?\S)~~/,text:replace(inline.text)("]|","~]|")("|","|https?://|")()});inline.breaks=merge({},inline.gfm,{br:replace(inline.br)("{2,}","*")(),text:replace(inline.gfm.text)("{2,}","*")()});function InlineLexer(links,options){this.options=options||marked.defaults;this.links=links;this.rules=inline.normal;this.renderer=this.options.renderer||new Renderer;this.renderer.options=this.options;if(!this.links){throw new Error("Tokens array requires a `links` property.")}if(this.options.gfm){if(this.options.breaks){this.rules=inline.breaks}else{this.rules=inline.gfm}}else if(this.options.pedantic){this.rules=inline.pedantic}}InlineLexer.rules=inline;InlineLexer.output=function(src,links,options){var inline=new InlineLexer(links,options);return inline.output(src)};InlineLexer.prototype.output=function(src){var out="",link,text,href,cap;while(src){if(cap=this.rules.escape.exec(src)){src=src.substring(cap[0].length);out+=cap[1];continue}if(cap=this.rules.autolink.exec(src)){src=src.substring(cap[0].length);if(cap[2]==="@"){text=cap[1].charAt(6)===":"?this.mangle(cap[1].substring(7)):this.mangle(cap[1]);href=this.mangle("mailto:")+text}else{text=escape(cap[1]);href=text}out+=this.renderer.link(href,null,text);continue}if(!this.inLink&&(cap=this.rules.url.exec(src))){src=src.substring(cap[0].length);text=escape(cap[1]);href=text;out+=this.renderer.link(href,null,text);continue}if(cap=this.rules.tag.exec(src)){if(!this.inLink&&/^<a /i.test(cap[0])){this.inLink=true}else if(this.inLink&&/^<\/a>/i.test(cap[0])){this.inLink=false}src=src.substring(cap[0].length);out+=this.options.sanitize?this.options.sanitizer?this.options.sanitizer(cap[0]):escape(cap[0]):cap[0];continue}if(cap=this.rules.link.exec(src)){src=src.substring(cap[0].length);this.inLink=true;out+=this.outputLink(cap,{href:cap[2],title:cap[3]});this.inLink=false;continue}if((cap=this.rules.reflink.exec(src))||(cap=this.rules.nolink.exec(src))){src=src.substring(cap[0].length);link=(cap[2]||cap[1]).replace(/\s+/g," ");link=this.links[link.toLowerCase()];if(!link||!link.href){out+=cap[0].charAt(0);src=cap[0].substring(1)+src;continue}this.inLink=true;out+=this.outputLink(cap,link);this.inLink=false;continue}if(cap=this.rules.strong.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.strong(this.output(cap[2]||cap[1]));continue}if(cap=this.rules.em.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.em(this.output(cap[2]||cap[1]));continue}if(cap=this.rules.code.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.codespan(escape(cap[2],true));continue}if(cap=this.rules.br.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.br();continue}if(cap=this.rules.del.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.del(this.output(cap[1]));continue}if(cap=this.rules.text.exec(src)){src=src.substring(cap[0].length);out+=this.renderer.text(escape(this.smartypants(cap[0])));continue}if(src){throw new Error("Infinite loop on byte: "+src.charCodeAt(0))}}return out};InlineLexer.prototype.outputLink=function(cap,link){var href=escape(link.href),title=link.title?escape(link.title):null;return cap[0].charAt(0)!=="!"?this.renderer.link(href,title,this.output(cap[1])):this.renderer.image(href,title,escape(cap[1]))};InlineLexer.prototype.smartypants=function(text){if(!this.options.smartypants)return text;return text.replace(/---/g,"—").replace(/--/g,"–").replace(/(^|[-\u2014/(\[{"\s])'/g,"$1‘").replace(/'/g,"’").replace(/(^|[-\u2014/(\[{\u2018\s])"/g,"$1“").replace(/"/g,"”").replace(/\.{3}/g,"…")};InlineLexer.prototype.mangle=function(text){if(!this.options.mangle)return text;var out="",l=text.length,i=0,ch;for(;i<l;i++){ch=text.charCodeAt(i);if(Math.random()>.5){ch="x"+ch.toString(16)}out+="&#"+ch+";"}return out};function Renderer(options){this.options=options||{}}Renderer.prototype.code=function(code,lang,escaped){if(this.options.highlight){var out=this.options.highlight(code,lang);if(out!=null&&out!==code){escaped=true;code=out}}if(!lang){return"<pre><code>"+(escaped?code:escape(code,true))+"\n</code></pre>"}return'<pre><code class="'+this.options.langPrefix+escape(lang,true)+'">'+(escaped?code:escape(code,true))+"\n</code></pre>\n"};Renderer.prototype.blockquote=function(quote){return"<blockquote>\n"+quote+"</blockquote>\n"};Renderer.prototype.html=function(html){return html};Renderer.prototype.heading=function(text,level,raw){return"<h"+level+' id="'+this.options.headerPrefix+raw.toLowerCase().replace(/[^\w]+/g,"-")+'">'+text+"</h"+level+">\n"};Renderer.prototype.hr=function(){return this.options.xhtml?"<hr/>\n":"<hr>\n"};Renderer.prototype.list=function(body,ordered){var type=ordered?"ol":"ul";return"<"+type+">\n"+body+"</"+type+">\n"};Renderer.prototype.listitem=function(text){return"<li>"+text+"</li>\n"};Renderer.prototype.paragraph=function(text){return"<p>"+text+"</p>\n"};Renderer.prototype.table=function(header,body){return"<table>\n"+"<thead>\n"+header+"</thead>\n"+"<tbody>\n"+body+"</tbody>\n"+"</table>\n"};Renderer.prototype.tablerow=function(content){return"<tr>\n"+content+"</tr>\n"};Renderer.prototype.tablecell=function(content,flags){var type=flags.header?"th":"td";var tag=flags.align?"<"+type+' style="text-align:'+flags.align+'">':"<"+type+">";return tag+content+"</"+type+">\n"};Renderer.prototype.strong=function(text){return"<strong>"+text+"</strong>"};Renderer.prototype.em=function(text){return"<em>"+text+"</em>"};Renderer.prototype.codespan=function(text){return"<code>"+text+"</code>"};Renderer.prototype.br=function(){return this.options.xhtml?"<br/>":"<br>"};Renderer.prototype.del=function(text){return"<del>"+text+"</del>"};Renderer.prototype.link=function(href,title,text){if(this.options.sanitize){try{var prot=decodeURIComponent(unescape(href)).replace(/[^\w:]/g,"").toLowerCase()}catch(e){return""}if(prot.indexOf("javascript:")===0||prot.indexOf("vbscript:")===0){return""}}var out='<a href="'+href+'"';if(title){out+=' title="'+title+'"'}out+=">"+text+"</a>";return out};Renderer.prototype.image=function(href,title,text){var out='<img src="'+href+'" alt="'+text+'"';if(title){out+=' title="'+title+'"'}out+=this.options.xhtml?"/>":">";return out};Renderer.prototype.text=function(text){return text};function Parser(options){this.tokens=[];this.token=null;this.options=options||marked.defaults;this.options.renderer=this.options.renderer||new Renderer;this.renderer=this.options.renderer;this.renderer.options=this.options}Parser.parse=function(src,options,renderer){var parser=new Parser(options,renderer);return parser.parse(src)};Parser.prototype.parse=function(src){this.inline=new InlineLexer(src.links,this.options,this.renderer);this.tokens=src.reverse();var out="";while(this.next()){out+=this.tok()}return out};Parser.prototype.next=function(){return this.token=this.tokens.pop()};Parser.prototype.peek=function(){return this.tokens[this.tokens.length-1]||0};Parser.prototype.parseText=function(){var body=this.token.text;while(this.peek().type==="text"){body+="\n"+this.next().text}return this.inline.output(body)};Parser.prototype.tok=function(){switch(this.token.type){case"space":{return""}case"hr":{return this.renderer.hr()}case"heading":{return this.renderer.heading(this.inline.output(this.token.text),this.token.depth,this.token.text)}case"code":{return this.renderer.code(this.token.text,this.token.lang,this.token.escaped)}case"table":{var header="",body="",i,row,cell,flags,j;cell="";for(i=0;i<this.token.header.length;i++){flags={header:true,align:this.token.align[i]};cell+=this.renderer.tablecell(this.inline.output(this.token.header[i]),{header:true,align:this.token.align[i]})}header+=this.renderer.tablerow(cell);for(i=0;i<this.token.cells.length;i++){row=this.token.cells[i];cell="";for(j=0;j<row.length;j++){cell+=this.renderer.tablecell(this.inline.output(row[j]),{header:false,align:this.token.align[j]})}body+=this.renderer.tablerow(cell)}return this.renderer.table(header,body)}case"blockquote_start":{var body="";while(this.next().type!=="blockquote_end"){body+=this.tok()}return this.renderer.blockquote(body)}case"list_start":{var body="",ordered=this.token.ordered;while(this.next().type!=="list_end"){body+=this.tok()}return this.renderer.list(body,ordered)}case"list_item_start":{var body="";while(this.next().type!=="list_item_end"){body+=this.token.type==="text"?this.parseText():this.tok()}return this.renderer.listitem(body)}case"loose_item_start":{var body="";while(this.next().type!=="list_item_end"){body+=this.tok()}return this.renderer.listitem(body)}case"html":{var html=!this.token.pre&&!this.options.pedantic?this.inline.output(this.token.text):this.token.text;return this.renderer.html(html)}case"paragraph":{return this.renderer.paragraph(this.inline.output(this.token.text))}case"text":{return this.renderer.paragraph(this.parseText())}}};function escape(html,encode){return html.replace(!encode?/&(?!#?\w+;)/g:/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&#39;")}function unescape(html){return html.replace(/&([#\w]+);/g,function(_,n){n=n.toLowerCase();if(n==="colon")return":";if(n.charAt(0)==="#"){return n.charAt(1)==="x"?String.fromCharCode(parseInt(n.substring(2),16)):String.fromCharCode(+n.substring(1))}return""})}function replace(regex,opt){regex=regex.source;opt=opt||"";return function self(name,val){if(!name)return new RegExp(regex,opt);val=val.source||val;val=val.replace(/(^|[^\[])\^/g,"$1");regex=regex.replace(name,val);return self}}function noop(){}noop.exec=noop;function merge(obj){var i=1,target,key;for(;i<arguments.length;i++){target=arguments[i];for(key in target){if(Object.prototype.hasOwnProperty.call(target,key)){obj[key]=target[key]}}}return obj}function marked(src,opt,callback){if(callback||typeof opt==="function"){if(!callback){callback=opt;opt=null}opt=merge({},marked.defaults,opt||{});var highlight=opt.highlight,tokens,pending,i=0;try{tokens=Lexer.lex(src,opt)}catch(e){return callback(e)}pending=tokens.length;var done=function(err){if(err){opt.highlight=highlight;return callback(err)}var out;try{out=Parser.parse(tokens,opt)}catch(e){err=e}opt.highlight=highlight;return err?callback(err):callback(null,out)};if(!highlight||highlight.length<3){return done()}delete opt.highlight;if(!pending)return done();for(;i<tokens.length;i++){(function(token){if(token.type!=="code"){return--pending||done()}return highlight(token.text,token.lang,function(err,code){if(err)return done(err);if(code==null||code===token.text){return--pending||done()}token.text=code;token.escaped=true;--pending||done()})})(tokens[i])}return}try{if(opt)opt=merge({},marked.defaults,opt);return Parser.parse(Lexer.lex(src,opt),opt)}catch(e){e.message+="\nPlease report this to https://github.com/chjj/marked.";if((opt||marked.defaults).silent){return"<p>An error occured:</p><pre>"+escape(e.message+"",true)+"</pre>"}throw e}}marked.options=marked.setOptions=function(opt){merge(marked.defaults,opt);return marked};marked.defaults={gfm:true,tables:true,breaks:false,pedantic:false,sanitize:false,sanitizer:null,mangle:true,smartLists:false,silent:false,highlight:null,langPrefix:"lang-",smartypants:false,headerPrefix:"",renderer:new Renderer,xhtml:false};marked.Parser=Parser;marked.parser=Parser.parse;marked.Renderer=Renderer;marked.Lexer=Lexer;marked.lexer=Lexer.lex;marked.InlineLexer=InlineLexer;marked.inlineLexer=InlineLexer.output;marked.parse=marked;if(typeof module!=="undefined"&&typeof exports==="object"){module.exports=marked}else if(typeof define==="function"&&define.amd){define(function(){return marked})}else{this.marked=marked}}).call(function(){return this||(typeof window!=="undefined"?window:global)}());
\ No newline at end of file
diff --git a/plugin/math/math.js b/plugin/math/math.js
index c0a691d..e3b4089 100755
--- a/plugin/math/math.js
+++ b/plugin/math/math.js
@@ -7,7 +7,7 @@
 var RevealMath = window.RevealMath || (function(){
 
 	var options = Reveal.getConfig().math || {};
-	options.mathjax = options.mathjax || 'https://cdn.mathjax.org/mathjax/latest/MathJax.js';
+	options.mathjax = options.mathjax || 'https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js';
 	options.config = options.config || 'TeX-AMS_HTML-full';
 
 	loadScript( options.mathjax + '?config=' + options.config, function() {
diff --git a/plugin/multiplex/index.js b/plugin/multiplex/index.js
index 40c1661..8195f04 100644
--- a/plugin/multiplex/index.js
+++ b/plugin/multiplex/index.js
@@ -31,7 +31,15 @@ io.on( 'connection', function( socket ) {
 
 app.get("/", function(req, res) {
 	res.writeHead(200, {'Content-Type': 'text/html'});
-	fs.createReadStream(opts.baseDir + '/index.html').pipe(res);
+
+	var stream = fs.createReadStream(opts.baseDir + '/index.html');
+	stream.on('error', function( error ) {
+		res.write('<style>body{font-family: sans-serif;}</style><h2>reveal.js multiplex server.</h2><a href="/token">Generate token</a>');
+		res.end();
+	});
+	stream.on('readable', function() {
+		stream.pipe(res);
+	});
 });
 
 app.get("/token", function(req,res) {
diff --git a/plugin/multiplex/package.json b/plugin/multiplex/package.json
new file mode 100644
index 0000000..368bfd6
--- /dev/null
+++ b/plugin/multiplex/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "reveal-js-multiplex",
+  "version": "1.0.0",
+  "description": "reveal.js multiplex server",
+  "homepage": "http://lab.hakim.se/reveal-js",
+  "scripts": {
+    "start": "node index.js"
+  },
+  "engines": {
+    "node": "~4.1.1"
+  },
+  "dependencies": {
+    "express": "~4.13.3",
+    "grunt-cli": "~0.1.13",
+    "mustache": "~2.2.1",
+    "socket.io": "~1.3.7"
+  },
+  "license": "MIT"
+}
diff --git a/plugin/notes-server/index.js b/plugin/notes-server/index.js
index 683f064..b95f071 100644
--- a/plugin/notes-server/index.js
+++ b/plugin/notes-server/index.js
@@ -2,7 +2,6 @@ var http      = require('http');
 var express   = require('express');
 var fs        = require('fs');
 var io        = require('socket.io');
-var _         = require('underscore');
 var Mustache  = require('mustache');
 
 var app       = express();
@@ -23,10 +22,12 @@ io.on( 'connection', function( socket ) {
 	});
 
 	socket.on( 'statechanged', function( data ) {
+		delete data.state.overview;
 		socket.broadcast.emit( 'statechanged', data );
 	});
 
 	socket.on( 'statechanged-speaker', function( data ) {
+		delete data.state.overview;
 		socket.broadcast.emit( 'statechanged-speaker', data );
 	});
 
@@ -64,5 +65,5 @@ var slidesLocation = 'http://localhost' + ( opts.port ? ( ':' + opts.port ) : ''
 
 console.log( brown + 'reveal.js - Speaker Notes' + reset );
 console.log( '1. Open the slides at ' + green + slidesLocation + reset );
-console.log( '2. Click on the link your JS console to go to the notes page' );
+console.log( '2. Click on the link in your JS console to go to the notes page' );
 console.log( '3. Advance through your slides and your notes will advance automatically' );
diff --git a/plugin/notes-server/notes.html b/plugin/notes-server/notes.html
index ad8c719..ab8c5b1 100644
--- a/plugin/notes-server/notes.html
+++ b/plugin/notes-server/notes.html
@@ -8,6 +8,7 @@
 		<style>
 			body {
 				font-family: Helvetica;
+				font-size: 18px;
 			}
 
 			#current-slide,
@@ -30,15 +31,26 @@
 				position: absolute;
 				top: 10px;
 				left: 10px;
-				font-weight: bold;
-				font-size: 14px;
 				z-index: 2;
-				color: rgba( 255, 255, 255, 0.9 );
+			}
+
+			.overlay-element {
+				height: 34px;
+				line-height: 34px;
+				padding: 0 10px;
+				text-shadow: none;
+				background: rgba( 220, 220, 220, 0.8 );
+				color: #222;
+				font-size: 14px;
+			}
+
+			.overlay-element.interactive:hover {
+				background: rgba( 220, 220, 220, 1 );
 			}
 
 			#current-slide {
 				position: absolute;
-				width: 65%;
+				width: 60%;
 				height: 100%;
 				top: 0;
 				left: 0;
@@ -47,19 +59,20 @@
 
 			#upcoming-slide {
 				position: absolute;
-				width: 35%;
+				width: 40%;
 				height: 40%;
 				right: 0;
 				top: 0;
 			}
 
+			/* Speaker controls */
 			#speaker-controls {
 				position: absolute;
 				top: 40%;
 				right: 0;
-				width: 35%;
+				width: 40%;
 				height: 60%;
-
+				overflow: auto;
 				font-size: 18px;
 			}
 
@@ -124,26 +137,108 @@
 					font-size: 1.2em;
 				}
 
+			/* Layout selector */
+			#speaker-layout {
+				position: absolute;
+				top: 10px;
+				right: 10px;
+				color: #222;
+				z-index: 10;
+			}
+				#speaker-layout select {
+					position: absolute;
+					width: 100%;
+					height: 100%;
+					top: 0;
+					left: 0;
+					border: 0;
+					box-shadow: 0;
+					cursor: pointer;
+					opacity: 0;
+
+					font-size: 1em;
+					background-color: transparent;
+
+					-moz-appearance: none;
+					-webkit-appearance: none;
+					-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+				}
+
+				#speaker-layout select:focus {
+					outline: none;
+					box-shadow: none;
+				}
+
 			.clear {
 				clear: both;
 			}
 
-			@media screen and (max-width: 1080px) {
-				#speaker-controls {
-					font-size: 16px;
-				}
+			/* Speaker layout: Wide */
+			body[data-speaker-layout="wide"] #current-slide,
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				width: 50%;
+				height: 45%;
+				padding: 6px;
 			}
 
-			@media screen and (max-width: 900px) {
-				#speaker-controls {
-					font-size: 14px;
-				}
+			body[data-speaker-layout="wide"] #current-slide {
+				top: 0;
+				left: 0;
 			}
 
-			@media screen and (max-width: 800px) {
-				#speaker-controls {
-					font-size: 12px;
-				}
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				top: 0;
+				left: 50%;
+			}
+
+			body[data-speaker-layout="wide"] #speaker-controls {
+				top: 45%;
+				left: 0;
+				width: 100%;
+				height: 50%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Tall */
+			body[data-speaker-layout="tall"] #current-slide,
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				width: 45%;
+				height: 50%;
+				padding: 6px;
+			}
+
+			body[data-speaker-layout="tall"] #current-slide {
+				top: 0;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				top: 50%;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 45%;
+				width: 55%;
+				height: 100%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Notes only */
+			body[data-speaker-layout="notes-only"] #current-slide,
+			body[data-speaker-layout="notes-only"] #upcoming-slide {
+				display: none;
+			}
+
+			body[data-speaker-layout="notes-only"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 0;
+				width: 100%;
+				height: 100%;
+				font-size: 1.25em;
 			}
 
 		</style>
@@ -152,7 +247,7 @@
 	<body>
 
 		<div id="current-slide"></div>
-		<div id="upcoming-slide"><span class="label">UPCOMING:</span></div>
+		<div id="upcoming-slide"><span class="overlay-element label">Upcoming</span></div>
 		<div id="speaker-controls">
 			<div class="speaker-controls-time">
 				<h4 class="label">Time <span class="reset-button">Click to Reset</span></h4>
@@ -170,6 +265,10 @@
 				<div class="value"></div>
 			</div>
 		</div>
+		<div id="speaker-layout" class="overlay-element interactive">
+			<span class="speaker-layout-label"></span>
+			<select class="speaker-layout-dropdown"></select>
+		</div>
 
 		<script src="/socket.io/socket.io.js"></script>
 		<script src="/plugin/markdown/marked.js"></script>
@@ -182,11 +281,20 @@
 				currentState,
 				currentSlide,
 				upcomingSlide,
+				layoutLabel,
+				layoutDropdown,
 				connected = false;
 
 			var socket = io.connect( window.location.origin ),
 				socketId = '{{socketId}}';
 
+			var SPEAKER_LAYOUTS = {
+				'default': 'Default',
+				'wide': 'Wide',
+				'tall': 'Tall',
+				'notes-only': 'Notes only'
+			};
+
 			socket.on( 'statechanged', function( data ) {
 
 				// ignore data from sockets that aren't ours
@@ -205,6 +313,8 @@
 
 			} );
 
+			setupLayout();
+
 			// Load our presentation iframes
 			setupIframes();
 
@@ -362,6 +472,74 @@
 
 			}
 
+			/**
+				 * Sets up the speaker view layout and layout selector.
+				 */
+				function setupLayout() {
+
+					layoutDropdown = document.querySelector( '.speaker-layout-dropdown' );
+					layoutLabel = document.querySelector( '.speaker-layout-label' );
+
+					// Render the list of available layouts
+					for( var id in SPEAKER_LAYOUTS ) {
+						var option = document.createElement( 'option' );
+						option.setAttribute( 'value', id );
+						option.textContent = SPEAKER_LAYOUTS[ id ];
+						layoutDropdown.appendChild( option );
+					}
+
+					// Monitor the dropdown for changes
+					layoutDropdown.addEventListener( 'change', function( event ) {
+
+						setLayout( layoutDropdown.value );
+
+					}, false );
+
+					// Restore any currently persisted layout
+					setLayout( getLayout() );
+
+				}
+
+				/**
+				 * Sets a new speaker view layout. The layout is persisted
+				 * in local storage.
+				 */
+				function setLayout( value ) {
+
+					var title = SPEAKER_LAYOUTS[ value ];
+
+					layoutLabel.innerHTML = 'Layout' + ( title ? ( ': ' + title ) : '' );
+					layoutDropdown.value = value;
+
+					document.body.setAttribute( 'data-speaker-layout', value );
+
+					// Persist locally
+					if( window.localStorage ) {
+						window.localStorage.setItem( 'reveal-speaker-layout', value );
+					}
+
+				}
+
+				/**
+				 * Returns the ID of the most recently set speaker layout
+				 * or our default layout if none has been set.
+				 */
+				function getLayout() {
+
+					if( window.localStorage ) {
+						var layout = window.localStorage.getItem( 'reveal-speaker-layout' );
+						if( layout ) {
+							return layout;
+						}
+					}
+
+					// Default to the first record in the layouts hash
+					for( var id in SPEAKER_LAYOUTS ) {
+						return id;
+					}
+
+				}
+
 			function zeroPadInteger( num ) {
 
 				var str = '00' + parseInt( num );
diff --git a/plugin/notes/notes.html b/plugin/notes/notes.html
index 75f1b9b..e368a5f 100644
--- a/plugin/notes/notes.html
+++ b/plugin/notes/notes.html
@@ -8,6 +8,7 @@
 		<style>
 			body {
 				font-family: Helvetica;
+				font-size: 18px;
 			}
 
 			#current-slide,
@@ -30,15 +31,26 @@
 				position: absolute;
 				top: 10px;
 				left: 10px;
-				font-weight: bold;
-				font-size: 14px;
 				z-index: 2;
-				color: rgba( 255, 255, 255, 0.9 );
+			}
+
+			.overlay-element {
+				height: 34px;
+				line-height: 34px;
+				padding: 0 10px;
+				text-shadow: none;
+				background: rgba( 220, 220, 220, 0.8 );
+				color: #222;
+				font-size: 14px;
+			}
+
+			.overlay-element.interactive:hover {
+				background: rgba( 220, 220, 220, 1 );
 			}
 
 			#current-slide {
 				position: absolute;
-				width: 65%;
+				width: 60%;
 				height: 100%;
 				top: 0;
 				left: 0;
@@ -47,20 +59,20 @@
 
 			#upcoming-slide {
 				position: absolute;
-				width: 35%;
+				width: 40%;
 				height: 40%;
 				right: 0;
 				top: 0;
 			}
 
+			/* Speaker controls */
 			#speaker-controls {
 				position: absolute;
 				top: 40%;
 				right: 0;
-				width: 35%;
+				width: 40%;
 				height: 60%;
 				overflow: auto;
-
 				font-size: 18px;
 			}
 
@@ -70,6 +82,7 @@
 				}
 
 				.speaker-controls-time .label,
+				.speaker-controls-pace .label,
 				.speaker-controls-notes .label {
 					text-transform: uppercase;
 					font-weight: normal;
@@ -78,7 +91,7 @@
 					margin: 0;
 				}
 
-				.speaker-controls-time {
+				.speaker-controls-time, .speaker-controls-pace {
 					border-bottom: 1px solid rgba( 200, 200, 200, 0.5 );
 					margin-bottom: 10px;
 					padding: 10px 16px;
@@ -99,6 +112,13 @@
 				.speaker-controls-time .timer,
 				.speaker-controls-time .clock {
 					width: 50%;
+				}
+
+				.speaker-controls-time .timer,
+				.speaker-controls-time .clock,
+				.speaker-controls-time .pacing .hours-value,
+				.speaker-controls-time .pacing .minutes-value,
+				.speaker-controls-time .pacing .seconds-value {
 					font-size: 1.9em;
 				}
 
@@ -112,7 +132,23 @@
 				}
 
 				.speaker-controls-time span.mute {
-					color: #bbb;
+					opacity: 0.3;
+				}
+
+				.speaker-controls-time .pacing-title {
+					margin-top: 5px;
+				}
+
+				.speaker-controls-time .pacing.ahead {
+					color: blue;
+				}
+
+				.speaker-controls-time .pacing.on-track {
+					color: green;
+				}
+
+				.speaker-controls-time .pacing.behind {
+					color: red;
 				}
 
 				.speaker-controls-notes {
@@ -125,24 +161,124 @@
 					font-size: 1.2em;
 				}
 
+			/* Layout selector */
+			#speaker-layout {
+				position: absolute;
+				top: 10px;
+				right: 10px;
+				color: #222;
+				z-index: 10;
+			}
+				#speaker-layout select {
+					position: absolute;
+					width: 100%;
+					height: 100%;
+					top: 0;
+					left: 0;
+					border: 0;
+					box-shadow: 0;
+					cursor: pointer;
+					opacity: 0;
+
+					font-size: 1em;
+					background-color: transparent;
+
+					-moz-appearance: none;
+					-webkit-appearance: none;
+					-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
+				}
+
+				#speaker-layout select:focus {
+					outline: none;
+					box-shadow: none;
+				}
+
 			.clear {
 				clear: both;
 			}
 
+			/* Speaker layout: Wide */
+			body[data-speaker-layout="wide"] #current-slide,
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				width: 50%;
+				height: 45%;
+				padding: 6px;
+			}
+
+			body[data-speaker-layout="wide"] #current-slide {
+				top: 0;
+				left: 0;
+			}
+
+			body[data-speaker-layout="wide"] #upcoming-slide {
+				top: 0;
+				left: 50%;
+			}
+
+			body[data-speaker-layout="wide"] #speaker-controls {
+				top: 45%;
+				left: 0;
+				width: 100%;
+				height: 50%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Tall */
+			body[data-speaker-layout="tall"] #current-slide,
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				width: 45%;
+				height: 50%;
+				padding: 6px;
+			}
+
+			body[data-speaker-layout="tall"] #current-slide {
+				top: 0;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #upcoming-slide {
+				top: 50%;
+				left: 0;
+			}
+
+			body[data-speaker-layout="tall"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 45%;
+				width: 55%;
+				height: 100%;
+				font-size: 1.25em;
+			}
+
+			/* Speaker layout: Notes only */
+			body[data-speaker-layout="notes-only"] #current-slide,
+			body[data-speaker-layout="notes-only"] #upcoming-slide {
+				display: none;
+			}
+
+			body[data-speaker-layout="notes-only"] #speaker-controls {
+				padding-top: 40px;
+				top: 0;
+				left: 0;
+				width: 100%;
+				height: 100%;
+				font-size: 1.25em;
+			}
+
 			@media screen and (max-width: 1080px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 16px;
 				}
 			}
 
 			@media screen and (max-width: 900px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 14px;
 				}
 			}
 
 			@media screen and (max-width: 800px) {
-				#speaker-controls {
+				body[data-speaker-layout="default"] #speaker-controls {
 					font-size: 12px;
 				}
 			}
@@ -153,7 +289,7 @@
 	<body>
 
 		<div id="current-slide"></div>
-		<div id="upcoming-slide"><span class="label">UPCOMING:</span></div>
+		<div id="upcoming-slide"><span class="overlay-element label">Upcoming</span></div>
 		<div id="speaker-controls">
 			<div class="speaker-controls-time">
 				<h4 class="label">Time <span class="reset-button">Click to Reset</span></h4>
@@ -164,6 +300,11 @@
 					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
 				</div>
 				<div class="clear"></div>
+
+				<h4 class="label pacing-title" style="display: none">Pacing – Time to finish current slide</h4>
+				<div class="pacing" style="display: none">
+					<span class="hours-value">00</span><span class="minutes-value">:00</span><span class="seconds-value">:00</span>
+				</div>
 			</div>
 
 			<div class="speaker-controls-notes hidden">
@@ -171,6 +312,10 @@
 				<div class="value"></div>
 			</div>
 		</div>
+		<div id="speaker-layout" class="overlay-element interactive">
+			<span class="speaker-layout-label"></span>
+			<select class="speaker-layout-dropdown"></select>
+		</div>
 
 		<script src="../../plugin/markdown/marked.js"></script>
 		<script>
@@ -182,12 +327,27 @@
 					currentState,
 					currentSlide,
 					upcomingSlide,
+					layoutLabel,
+					layoutDropdown,
 					connected = false;
 
+				var SPEAKER_LAYOUTS = {
+					'default': 'Default',
+					'wide': 'Wide',
+					'tall': 'Tall',
+					'notes-only': 'Notes only'
+				};
+
+				setupLayout();
+
 				window.addEventListener( 'message', function( event ) {
 
 					var data = JSON.parse( event.data );
 
+					// The overview mode is only useful to the reveal.js instance
+					// where navigation occurs so we don't sync it
+					if( data.state ) delete data.state.overview;
+
 					// Messages sent by the notes plugin inside of the main window
 					if( data && data.namespace === 'reveal-notes' ) {
 						if( data.type === 'connect' ) {
@@ -203,8 +363,10 @@
 							// Send a message back to notify that the handshake is complete
 							window.opener.postMessage( JSON.stringify({ namespace: 'reveal-notes', type: 'connected'} ), '*' );
 						}
-						else if( /slidechanged|fragmentshown|fragmenthidden|overviewshown|overviewhidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
+						else if( /slidechanged|fragmentshown|fragmenthidden|paused|resumed/.test( data.eventName ) && currentState !== JSON.stringify( data.state ) ) {
+
 							window.opener.postMessage( JSON.stringify({ method: 'setState', args: [ data.state ]} ), '*' );
+
 						}
 					}
 
@@ -288,9 +450,10 @@
 						'backgroundTransition=none'
 					].join( '&' );
 
+					var urlSeparator = /\?/.test(data.url) ? '&' : '?';
 					var hash = '#/' + data.state.indexh + '/' + data.state.indexv;
-					var currentURL = data.url + '?' + params + '&postMessageEvents=true' + hash;
-					var upcomingURL = data.url + '?' + params + '&controls=false' + hash;
+					var currentURL = data.url + urlSeparator + params + '&postMessageEvents=true' + hash;
+					var upcomingURL = data.url + urlSeparator + params + '&controls=false' + hash;
 
 					currentSlide = document.createElement( 'iframe' );
 					currentSlide.setAttribute( 'width', 1280 );
@@ -316,6 +479,47 @@
 
 				}
 
+				function getTimings() {
+
+					var slides = Reveal.getSlides();
+					var defaultTiming = Reveal.getConfig().defaultTiming;
+					if (defaultTiming == null) {
+						return null;
+					}
+					var timings = [];
+					for ( var i in slides ) {
+						var slide = slides[i];
+						var timing = defaultTiming;
+						if( slide.hasAttribute( 'data-timing' )) {
+							var t = slide.getAttribute( 'data-timing' );
+							timing = parseInt(t);
+							if( isNaN(timing) ) {
+								console.warn("Could not parse timing '" + t + "' of slide " + i + "; using default of " + defaultTiming);
+								timing = defaultTiming;
+							}
+						}
+						timings.push(timing);
+					}
+					return timings;
+
+				}
+
+				/**
+				 * Return the number of seconds allocated for presenting
+				 * all slides up to and including this one.
+				 */
+				function getTimeAllocated(timings) {
+
+					var slides = Reveal.getSlides();
+					var allocated = 0;
+					var currentSlide = Reveal.getSlidePastCount();
+					for (var i in slides.slice(0, currentSlide + 1)) {
+						allocated += timings[i];
+					}
+					return allocated;
+
+				}
+
 				/**
 				 * Create the timer and clock and start updating them
 				 * at an interval.
@@ -323,28 +527,78 @@
 				function setupTimer() {
 
 					var start = new Date(),
-						timeEl = document.querySelector( '.speaker-controls-time' ),
-						clockEl = timeEl.querySelector( '.clock-value' ),
-						hoursEl = timeEl.querySelector( '.hours-value' ),
-						minutesEl = timeEl.querySelector( '.minutes-value' ),
-						secondsEl = timeEl.querySelector( '.seconds-value' );
+					timeEl = document.querySelector( '.speaker-controls-time' ),
+					clockEl = timeEl.querySelector( '.clock-value' ),
+					hoursEl = timeEl.querySelector( '.hours-value' ),
+					minutesEl = timeEl.querySelector( '.minutes-value' ),
+					secondsEl = timeEl.querySelector( '.seconds-value' ),
+					pacingTitleEl = timeEl.querySelector( '.pacing-title' ),
+					pacingEl = timeEl.querySelector( '.pacing' ),
+					pacingHoursEl = pacingEl.querySelector( '.hours-value' ),
+					pacingMinutesEl = pacingEl.querySelector( '.minutes-value' ),
+					pacingSecondsEl = pacingEl.querySelector( '.seconds-value' );
+
+					var timings = getTimings();
+					if (timings !== null) {
+						pacingTitleEl.style.removeProperty('display');
+						pacingEl.style.removeProperty('display');
+					}
+
+					function _displayTime( hrEl, minEl, secEl, time) {
+
+						var sign = Math.sign(time) == -1 ? "-" : "";
+						time = Math.abs(Math.round(time / 1000));
+						var seconds = time % 60;
+						var minutes = Math.floor( time / 60 ) % 60 ;
+						var hours = Math.floor( time / ( 60 * 60 )) ;
+						hrEl.innerHTML = sign + zeroPadInteger( hours );
+						if (hours == 0) {
+							hrEl.classList.add( 'mute' );
+						}
+						else {
+							hrEl.classList.remove( 'mute' );
+						}
+						minEl.innerHTML = ':' + zeroPadInteger( minutes );
+						if (hours == 0 && minutes == 0) {
+							minEl.classList.add( 'mute' );
+						}
+						else {
+							minEl.classList.remove( 'mute' );
+						}
+						secEl.innerHTML = ':' + zeroPadInteger( seconds );
+					}
 
 					function _updateTimer() {
 
 						var diff, hours, minutes, seconds,
-							now = new Date();
+						now = new Date();
 
 						diff = now.getTime() - start.getTime();
-						hours = Math.floor( diff / ( 1000 * 60 * 60 ) );
-						minutes = Math.floor( ( diff / ( 1000 * 60 ) ) % 60 );
-						seconds = Math.floor( ( diff / 1000 ) % 60 );
 
 						clockEl.innerHTML = now.toLocaleTimeString( 'en-US', { hour12: true, hour: '2-digit', minute:'2-digit' } );
-						hoursEl.innerHTML = zeroPadInteger( hours );
-						hoursEl.className = hours > 0 ? '' : 'mute';
-						minutesEl.innerHTML = ':' + zeroPadInteger( minutes );
-						minutesEl.className = minutes > 0 ? '' : 'mute';
-						secondsEl.innerHTML = ':' + zeroPadInteger( seconds );
+						_displayTime( hoursEl, minutesEl, secondsEl, diff );
+						if (timings !== null) {
+							_updatePacing(diff);
+						}
+
+					}
+
+					function _updatePacing(diff) {
+
+						var slideEndTiming = getTimeAllocated(timings) * 1000;
+						var currentSlide = Reveal.getSlidePastCount();
+						var currentSlideTiming = timings[currentSlide] * 1000;
+						var timeLeftCurrentSlide = slideEndTiming - diff;
+						if (timeLeftCurrentSlide < 0) {
+							pacingEl.className = 'pacing behind';
+						}
+						else if (timeLeftCurrentSlide < currentSlideTiming) {
+							pacingEl.className = 'pacing on-track';
+						}
+						else {
+							pacingEl.className = 'pacing ahead';
+						}
+						_displayTime( pacingHoursEl, pacingMinutesEl, pacingSecondsEl, timeLeftCurrentSlide );
 
 					}
 
@@ -354,14 +608,99 @@
 					// Then update every second
 					setInterval( _updateTimer, 1000 );
 
-					timeEl.addEventListener( 'click', function() {
-						start = new Date();
+					function _resetTimer() {
+
+						if (timings == null) {
+							start = new Date();
+						}
+						else {
+							// Reset timer to beginning of current slide
+							var slideEndTiming = getTimeAllocated(timings) * 1000;
+							var currentSlide = Reveal.getSlidePastCount();
+							var currentSlideTiming = timings[currentSlide] * 1000;
+							var previousSlidesTiming = slideEndTiming - currentSlideTiming;
+							var now = new Date();
+							start = new Date(now.getTime() - previousSlidesTiming);
+						}
 						_updateTimer();
+
+					}
+
+					timeEl.addEventListener( 'click', function() {
+						_resetTimer();
 						return false;
 					} );
 
 				}
 
+				/**
+				 * Sets up the speaker view layout and layout selector.
+				 */
+				function setupLayout() {
+
+					layoutDropdown = document.querySelector( '.speaker-layout-dropdown' );
+					layoutLabel = document.querySelector( '.speaker-layout-label' );
+
+					// Render the list of available layouts
+					for( var id in SPEAKER_LAYOUTS ) {
+						var option = document.createElement( 'option' );
+						option.setAttribute( 'value', id );
+						option.textContent = SPEAKER_LAYOUTS[ id ];
+						layoutDropdown.appendChild( option );
+					}
+
+					// Monitor the dropdown for changes
+					layoutDropdown.addEventListener( 'change', function( event ) {
+
+						setLayout( layoutDropdown.value );
+
+					}, false );
+
+					// Restore any currently persisted layout
+					setLayout( getLayout() );
+
+				}
+
+				/**
+				 * Sets a new speaker view layout. The layout is persisted
+				 * in local storage.
+				 */
+				function setLayout( value ) {
+
+					var title = SPEAKER_LAYOUTS[ value ];
+
+					layoutLabel.innerHTML = 'Layout' + ( title ? ( ': ' + title ) : '' );
+					layoutDropdown.value = value;
+
+					document.body.setAttribute( 'data-speaker-layout', value );
+
+					// Persist locally
+					if( window.localStorage ) {
+						window.localStorage.setItem( 'reveal-speaker-layout', value );
+					}
+
+				}
+
+				/**
+				 * Returns the ID of the most recently set speaker layout
+				 * or our default layout if none has been set.
+				 */
+				function getLayout() {
+
+					if( window.localStorage ) {
+						var layout = window.localStorage.getItem( 'reveal-speaker-layout' );
+						if( layout ) {
+							return layout;
+						}
+					}
+
+					// Default to the first record in the layouts hash
+					for( var id in SPEAKER_LAYOUTS ) {
+						return id;
+					}
+
+				}
+
 				function zeroPadInteger( num ) {
 
 					var str = '00' + parseInt( num );
diff --git a/plugin/notes/notes.js b/plugin/notes/notes.js
index 6373d97..1a35110 100644
--- a/plugin/notes/notes.js
+++ b/plugin/notes/notes.js
@@ -11,10 +11,18 @@
  */
 var RevealNotes = (function() {
 
-	function openNotes() {
-		var jsFileLocation = document.querySelector('script[src$="notes.js"]').src;  // this js file path
-		jsFileLocation = jsFileLocation.replace(/notes\.js(\?.*)?$/, '');   // the js folder path
-		var notesPopup = window.open( jsFileLocation + 'notes.html', 'reveal.js - Notes', 'width=1100,height=700' );
+	function openNotes( notesFilePath ) {
+
+		if( !notesFilePath ) {
+			var jsFileLocation = document.querySelector('script[src$="notes.js"]').src;  // this js file path
+			jsFileLocation = jsFileLocation.replace(/notes\.js(\?.*)?$/, '');   // the js folder path
+			notesFilePath = jsFileLocation + 'notes.html';
+		}
+
+		var notesPopup = window.open( notesFilePath, 'reveal.js - Notes', 'width=1100,height=700' );
+
+		// Allow popup window access to Reveal API
+		notesPopup.Reveal = this.Reveal;
 
 		/**
 		 * Connect to the notes window through a postmessage handshake.
@@ -45,10 +53,11 @@ var RevealNotes = (function() {
 		/**
 		 * Posts the current slide data to the notes window
 		 */
-		function post() {
+		function post( event ) {
 
 			var slideElement = Reveal.getCurrentSlide(),
-				notesElement = slideElement.querySelector( 'aside.notes' );
+				notesElement = slideElement.querySelector( 'aside.notes' ),
+				fragmentElement = slideElement.querySelector( '.current-fragment' );
 
 			var messageData = {
 				namespace: 'reveal-notes',
@@ -65,6 +74,21 @@ var RevealNotes = (function() {
 				messageData.whitespace = 'pre-wrap';
 			}
 
+			// Look for notes defined in a fragment
+			if( fragmentElement ) {
+				var fragmentNotes = fragmentElement.querySelector( 'aside.notes' );
+				if( fragmentNotes ) {
+					notesElement = fragmentNotes;
+				}
+				else if( fragmentElement.hasAttribute( 'data-notes' ) ) {
+					messageData.notes = fragmentElement.getAttribute( 'data-notes' );
+					messageData.whitespace = 'pre-wrap';
+
+					// In case there are slide notes
+					notesElement = null;
+				}
+			}
+
 			// Look for notes defined in an aside element
 			if( notesElement ) {
 				messageData.notes = notesElement.innerHTML;
@@ -96,6 +120,7 @@ var RevealNotes = (function() {
 		}
 
 		connect();
+
 	}
 
 	if( !/receiver/i.test( window.location.search ) ) {
@@ -108,6 +133,9 @@ var RevealNotes = (function() {
 		// Open the notes when the 's' key is hit
 		Reveal.addKeyBinding({keyCode: 83, key: 'S', description: 'Speaker notes'}, openNotes);
 
+		// Show our keyboard shortcut in the reveal.js help overlay
+		if( window.Reveal ) Reveal.registerKeyboardShortcut( 'S', 'Speaker notes view' );
+
 	}
 
 	return { open: openNotes };
diff --git a/plugin/print-pdf/print-pdf.js b/plugin/print-pdf/print-pdf.js
index 86dc4df..9ffc261 100644
--- a/plugin/print-pdf/print-pdf.js
+++ b/plugin/print-pdf/print-pdf.js
@@ -4,30 +4,16 @@
  * Example:
  * phantomjs print-pdf.js "http://lab.hakim.se/reveal-js?print-pdf" reveal-demo.pdf
  *
- * By Manuel Bieh (https://github.com/manuelbieh)
+ * @author Manuel Bieh (https://github.com/manuelbieh)
+ * @author Hakim El Hattab (https://github.com/hakimel)
+ * @author Manuel Riezebosch (https://github.com/riezebosch)
  */
 
 // html2pdf.js
-var page = new WebPage();
 var system = require( 'system' );
 
-var slideWidth = system.args[3] ? system.args[3].split( 'x' )[0] : 960;
-var slideHeight = system.args[3] ? system.args[3].split( 'x' )[1] : 700;
-
-page.viewportSize = {
-	width: slideWidth,
-	height: slideHeight
-};
-
-// TODO
-// Something is wrong with these config values. An input
-// paper width of 1920px actually results in a 756px wide
-// PDF.
-page.paperSize = {
-	width: Math.round( slideWidth * 2 ),
-	height: Math.round( slideHeight * 2 ),
-	border: 0
-};
+var probePage = new WebPage();
+var printPage = new WebPage();
 
 var inputFile = system.args[1] || 'index.html?print-pdf';
 var outputFile = system.args[2] || 'slides.pdf';
@@ -36,13 +22,48 @@ if( outputFile.match( /\.pdf$/gi ) === null ) {
 	outputFile += '.pdf';
 }
 
-console.log( 'Printing PDF (Paper size: '+ page.paperSize.width + 'x' + page.paperSize.height +')' );
+console.log( 'Export PDF: Reading reveal.js config [1/4]' );
+
+probePage.open( inputFile, function( status ) {
+
+	console.log( 'Export PDF: Preparing print layout [2/4]' );
+
+	var config = probePage.evaluate( function() {
+		return Reveal.getConfig();
+	} );
+
+	if( config ) {
 
-page.open( inputFile, function( status ) {
-	window.setTimeout( function() {
-		console.log( 'Printed succesfully' );
-		page.render( outputFile );
-		phantom.exit();
-	}, 1000 );
+		printPage.paperSize = {
+			width: Math.floor( config.width * ( 1 + config.margin ) ),
+			height: Math.floor( config.height * ( 1 + config.margin ) ),
+			border: 0
+		};
+
+		printPage.open( inputFile, function( status ) {
+			console.log( 'Export PDF: Preparing pdf [3/4]')
+			printPage.evaluate(function() {
+				Reveal.isReady() ? window.callPhantom() : Reveal.addEventListener( 'pdf-ready', window.callPhantom );
+			});
+		} );
+
+		printPage.onCallback = function(data) {
+			// For some reason we need to "jump the queue" for syntax highlighting to work.
+			// See: http://stackoverflow.com/a/3580132/129269
+			setTimeout(function() {
+				console.log( 'Export PDF: Writing file [4/4]' );
+				printPage.render( outputFile );
+				console.log( 'Export PDF: Finished successfully!' );
+				phantom.exit();
+			}, 0);
+		};
+	}
+	else {
+
+        console.log( 'Export PDF: Unable to read reveal.js config. Make sure the input address points to a reveal.js page.' );
+        phantom.exit(1);
+
+    }
 } );
 
+
diff --git a/plugin/zoom-js/zoom.js b/plugin/zoom-js/zoom.js
index 95093e0..8738083 100644
--- a/plugin/zoom-js/zoom.js
+++ b/plugin/zoom-js/zoom.js
@@ -11,7 +11,17 @@
 		if( event[ modifier ] && isEnabled ) {
 			event.preventDefault();
 
-			var bounds = event.target.getBoundingClientRect();
+			var bounds;
+			var originalDisplay = event.target.style.display;
+
+			// Get the bounding rect of the contents, not the containing box
+			if( window.getComputedStyle( event.target ).display === 'block' ) {
+				event.target.style.display = 'inline-block';
+				bounds = event.target.getBoundingClientRect();
+				event.target.style.display = originalDisplay;
+			} else {
+				bounds = event.target.getBoundingClientRect();
+			}
 
 			zoom.to({
 				x: ( bounds.left * revealScale ) - zoomPadding,