run npm install and grunt
diff --git a/inst/rmarkdown/templates/revealjs_presentation/css/reveal.css b/inst/rmarkdown/templates/revealjs_presentation/css/reveal.css
index 05bfd2d..e108177 100644
--- a/inst/rmarkdown/templates/revealjs_presentation/css/reveal.css
+++ b/inst/rmarkdown/templates/revealjs_presentation/css/reveal.css
@@ -49,8 +49,7 @@
 .reveal .slides section .fragment {
   opacity: 0;
   visibility: hidden;
-  -webkit-transition: all 0.2s ease;
-          transition: all 0.2s ease; }
+  transition: all 0.2s ease; }
   .reveal .slides section .fragment.visible {
     opacity: 1;
     visibility: visible; }
@@ -157,8 +156,7 @@
 .reveal pre.stretch code {
   height: 100%;
   max-height: 100%;
-  -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+  box-sizing: border-box; }
 
 /*********************************************
  * CONTROLS
@@ -182,8 +180,7 @@
   -webkit-transform: scale(0.9999);
       -ms-transform: scale(0.9999);
           transform: scale(0.9999);
-  -webkit-transition: all 0.2s ease;
-          transition: all 0.2s ease;
+  transition: all 0.2s ease;
   -webkit-tap-highlight-color: rgba(0, 0, 0, 0); }
 
 .reveal .controls div.enabled {
@@ -253,8 +250,7 @@
   height: 100%;
   width: 0px;
   background-color: #000;
-  -webkit-transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
-          transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
+  transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
 
 /*********************************************
  * SLIDE NUMBER
@@ -306,27 +302,23 @@
   z-index: 10;
   -webkit-transform-style: preserve-3d;
           transform-style: preserve-3d;
-  -webkit-transition: -webkit-transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), -webkit-transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
-          transition: -ms-transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
-          transition: transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
+  transition: -webkit-transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), -webkit-transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
+  transition: -ms-transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
+  transition: transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
 
 /* Global transition speed settings */
 .reveal[data-transition-speed="fast"] .slides section {
-  -webkit-transition-duration: 400ms;
-          transition-duration: 400ms; }
+  transition-duration: 400ms; }
 
 .reveal[data-transition-speed="slow"] .slides section {
-  -webkit-transition-duration: 1200ms;
-          transition-duration: 1200ms; }
+  transition-duration: 1200ms; }
 
 /* Slide-specific transition speed overrides */
 .reveal .slides section[data-transition-speed="fast"] {
-  -webkit-transition-duration: 400ms;
-          transition-duration: 400ms; }
+  transition-duration: 400ms; }
 
 .reveal .slides section[data-transition-speed="slow"] {
-  -webkit-transition-duration: 1200ms;
-          transition-duration: 1200ms; }
+  transition-duration: 1200ms; }
 
 .reveal .slides > section.stack {
   padding-top: 0;
@@ -421,8 +413,7 @@
  * ZOOM TRANSITION
  *********************************************/
 .reveal .slides > section[data-transition=zoom], .reveal.zoom .slides > section:not([data-transition]) {
-  -webkit-transition-timing-function: ease;
-          transition-timing-function: ease; }
+  transition-timing-function: ease; }
 
 .reveal .slides > section[data-transition=zoom].past, .reveal.zoom .slides > section:not([data-transition]).past {
   visibility: hidden;
@@ -458,8 +449,7 @@
   min-height: 700px;
   -webkit-backface-visibility: hidden;
           backface-visibility: hidden;
-  -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+  box-sizing: border-box; }
 
 .reveal.center.cube .slides section {
   min-height: 0; }
@@ -536,8 +526,7 @@
 .reveal.page .slides section {
   padding: 30px;
   min-height: 700px;
-  -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+  box-sizing: border-box; }
 
 .reveal.page .slides section.past {
   z-index: 12; }
@@ -607,12 +596,10 @@
   -webkit-transform: none;
       -ms-transform: none;
           transform: none;
-  -webkit-transition: opacity 0.5s;
-          transition: opacity 0.5s; }
+  transition: opacity 0.5s; }
 
 .reveal.fade.overview .slides section, .reveal.fade.overview .slides > section > section {
-  -webkit-transition: none;
-          transition: none; }
+  transition: none; }
 
 /*********************************************
  * NO TRANSITION
@@ -621,8 +608,7 @@
   -webkit-transform: none;
       -ms-transform: none;
           transform: none;
-  -webkit-transition: none;
-          transition: none; }
+  transition: none; }
 
 /*********************************************
  * OVERVIEW
@@ -640,12 +626,10 @@
   visibility: visible !important;
   cursor: pointer;
   background: rgba(0, 0, 0, 0.1);
-  -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+  box-sizing: border-box; }
 
 .reveal.overview .slides section, .reveal.overview-deactivating .slides section {
-  -webkit-transition: none !important;
-          transition: none !important; }
+  transition: none !important; }
 
 .reveal.overview .slides section .fragment {
   opacity: 1; }
@@ -682,8 +666,7 @@
   visibility: hidden;
   opacity: 0;
   z-index: 100;
-  -webkit-transition: all 1s ease;
-          transition: all 1s ease; }
+  transition: all 1s ease; }
 
 .reveal.paused .pause-overlay {
   visibility: visible;
@@ -724,8 +707,7 @@
   left: 0; }
 
 .reveal .no-transition, .reveal .no-transition * {
-  -webkit-transition: none !important;
-          transition: none !important; }
+  transition: none !important; }
 
 /*********************************************
  * PER-SLIDE BACKGROUNDS
@@ -750,8 +732,7 @@
   background-position: 50% 50%;
   background-repeat: no-repeat;
   background-size: cover;
-  -webkit-transition: all 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
-          transition: all 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
+  transition: all 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
 
 .reveal .slide-background.stack {
   display: block; }
@@ -776,8 +757,7 @@
 
 /* Immediate transition style */
 .reveal[data-background-transition=none] > .backgrounds .slide-background, .reveal > .backgrounds .slide-background[data-background-transition=none] {
-  -webkit-transition: none;
-          transition: none; }
+  transition: none; }
 
 /* Slide */
 .reveal[data-background-transition=slide] > .backgrounds .slide-background, .reveal > .backgrounds .slide-background[data-background-transition=slide] {
@@ -849,8 +829,7 @@
 
 /* Zoom */
 .reveal[data-background-transition=zoom] > .backgrounds .slide-background, .reveal > .backgrounds .slide-background[data-background-transition=zoom] {
-  -webkit-transition-timing-function: ease;
-          transition-timing-function: ease; }
+  transition-timing-function: ease; }
 
 .reveal[data-background-transition=zoom] > .backgrounds .slide-background.past, .reveal > .backgrounds .slide-background.past[data-background-transition=zoom] {
   opacity: 0;
@@ -882,12 +861,10 @@
 
 /* Global transition speed settings */
 .reveal[data-transition-speed="fast"] > .backgrounds .slide-background {
-  -webkit-transition-duration: 400ms;
-          transition-duration: 400ms; }
+  transition-duration: 400ms; }
 
 .reveal[data-transition-speed="slow"] > .backgrounds .slide-background {
-  -webkit-transition-duration: 1200ms;
-          transition-duration: 1200ms; }
+  transition-duration: 1200ms; }
 
 /*********************************************
  * RTL SUPPORT
@@ -909,17 +886,14 @@
  * PARALLAX BACKGROUND
  *********************************************/
 .reveal.has-parallax-background .backgrounds {
-  -webkit-transition: all 0.8s ease;
-          transition: all 0.8s ease; }
+  transition: all 0.8s ease; }
 
 /* Global transition speed settings */
 .reveal.has-parallax-background[data-transition-speed="fast"] .backgrounds {
-  -webkit-transition-duration: 400ms;
-          transition-duration: 400ms; }
+  transition-duration: 400ms; }
 
 .reveal.has-parallax-background[data-transition-speed="slow"] .backgrounds {
-  -webkit-transition-duration: 1200ms;
-          transition-duration: 1200ms; }
+  transition-duration: 1200ms; }
 
 /*********************************************
  * LINK PREVIEW OVERLAY
@@ -934,8 +908,7 @@
   background: rgba(0, 0, 0, 0.9);
   opacity: 0;
   visibility: hidden;
-  -webkit-transition: all 0.3s ease;
-          transition: all 0.3s ease; }
+  transition: all 0.3s ease; }
 
 .reveal .overlay.visible {
   opacity: 1;
@@ -953,8 +926,7 @@
   background-image: url(data:image/gif;base64,R0lGODlhIAAgAPMAAJmZmf%2F%2F%2F6%2Bvr8nJybW1tcDAwOjo6Nvb26ioqKOjo7Ozs%2FLy8vz8%2FAAAAAAAAAAAACH%2FC05FVFNDQVBFMi4wAwEAAAAh%2FhpDcmVhdGVkIHdpdGggYWpheGxvYWQuaW5mbwAh%2BQQJCgAAACwAAAAAIAAgAAAE5xDISWlhperN52JLhSSdRgwVo1ICQZRUsiwHpTJT4iowNS8vyW2icCF6k8HMMBkCEDskxTBDAZwuAkkqIfxIQyhBQBFvAQSDITM5VDW6XNE4KagNh6Bgwe60smQUB3d4Rz1ZBApnFASDd0hihh12BkE9kjAJVlycXIg7CQIFA6SlnJ87paqbSKiKoqusnbMdmDC2tXQlkUhziYtyWTxIfy6BE8WJt5YJvpJivxNaGmLHT0VnOgSYf0dZXS7APdpB309RnHOG5gDqXGLDaC457D1zZ%2FV%2FnmOM82XiHRLYKhKP1oZmADdEAAAh%2BQQJCgAAACwAAAAAIAAgAAAE6hDISWlZpOrNp1lGNRSdRpDUolIGw5RUYhhHukqFu8DsrEyqnWThGvAmhVlteBvojpTDDBUEIFwMFBRAmBkSgOrBFZogCASwBDEY%2FCZSg7GSE0gSCjQBMVG023xWBhklAnoEdhQEfyNqMIcKjhRsjEdnezB%2BA4k8gTwJhFuiW4dokXiloUepBAp5qaKpp6%2BHo7aWW54wl7obvEe0kRuoplCGepwSx2jJvqHEmGt6whJpGpfJCHmOoNHKaHx61WiSR92E4lbFoq%2BB6QDtuetcaBPnW6%2BO7wDHpIiK9SaVK5GgV543tzjgGcghAgAh%2BQQJCgAAACwAAAAAIAAgAAAE7hDISSkxpOrN5zFHNWRdhSiVoVLHspRUMoyUakyEe8PTPCATW9A14E0UvuAKMNAZKYUZCiBMuBakSQKG8G2FzUWox2AUtAQFcBKlVQoLgQReZhQlCIJesQXI5B0CBnUMOxMCenoCfTCEWBsJColTMANldx15BGs8B5wlCZ9Po6OJkwmRpnqkqnuSrayqfKmqpLajoiW5HJq7FL1Gr2mMMcKUMIiJgIemy7xZtJsTmsM4xHiKv5KMCXqfyUCJEonXPN2rAOIAmsfB3uPoAK%2B%2BG%2Bw48edZPK%2BM6hLJpQg484enXIdQFSS1u6UhksENEQAAIfkECQoAAAAsAAAAACAAIAAABOcQyEmpGKLqzWcZRVUQnZYg1aBSh2GUVEIQ2aQOE%2BG%2BcD4ntpWkZQj1JIiZIogDFFyHI0UxQwFugMSOFIPJftfVAEoZLBbcLEFhlQiqGp1Vd140AUklUN3eCA51C1EWMzMCezCBBmkxVIVHBWd3HHl9JQOIJSdSnJ0TDKChCwUJjoWMPaGqDKannasMo6WnM562R5YluZRwur0wpgqZE7NKUm%2BFNRPIhjBJxKZteWuIBMN4zRMIVIhffcgojwCF117i4nlLnY5ztRLsnOk%2BaV%2BoJY7V7m76PdkS4trKcdg0Zc0tTcKkRAAAIfkECQoAAAAsAAAAACAAIAAABO4QyEkpKqjqzScpRaVkXZWQEximw1BSCUEIlDohrft6cpKCk5xid5MNJTaAIkekKGQkWyKHkvhKsR7ARmitkAYDYRIbUQRQjWBwJRzChi9CRlBcY1UN4g0%2FVNB0AlcvcAYHRyZPdEQFYV8ccwR5HWxEJ02YmRMLnJ1xCYp0Y5idpQuhopmmC2KgojKasUQDk5BNAwwMOh2RtRq5uQuPZKGIJQIGwAwGf6I0JXMpC8C7kXWDBINFMxS4DKMAWVWAGYsAdNqW5uaRxkSKJOZKaU3tPOBZ4DuK2LATgJhkPJMgTwKCdFjyPHEnKxFCDhEAACH5BAkKAAAALAAAAAAgACAAAATzEMhJaVKp6s2nIkolIJ2WkBShpkVRWqqQrhLSEu9MZJKK9y1ZrqYK9WiClmvoUaF8gIQSNeF1Er4MNFn4SRSDARWroAIETg1iVwuHjYB1kYc1mwruwXKC9gmsJXliGxc%2BXiUCby9ydh1sOSdMkpMTBpaXBzsfhoc5l58Gm5yToAaZhaOUqjkDgCWNHAULCwOLaTmzswadEqggQwgHuQsHIoZCHQMMQgQGubVEcxOPFAcMDAYUA85eWARmfSRQCdcMe0zeP1AAygwLlJtPNAAL19DARdPzBOWSm1brJBi45soRAWQAAkrQIykShQ9wVhHCwCQCACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiRMDjI0Fd30%2FiI2UA5GSS5UDj2l6NoqgOgN4gksEBgYFf0FDqKgHnyZ9OX8HrgYHdHpcHQULXAS2qKpENRg7eAMLC7kTBaixUYFkKAzWAAnLC7FLVxLWDBLKCwaKTULgEwbLA4hJtOkSBNqITT3xEgfLpBtzE%2FjiuL04RGEBgwWhShRgQExHBAAh%2BQQJCgAAACwAAAAAIAAgAAAE7xDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfZiCqGk5dTESJeaOAlClzsJsqwiJwiqnFrb2nS9kmIcgEsjQydLiIlHehhpejaIjzh9eomSjZR%2BipslWIRLAgMDOR2DOqKogTB9pCUJBagDBXR6XB0EBkIIsaRsGGMMAxoDBgYHTKJiUYEGDAzHC9EACcUGkIgFzgwZ0QsSBcXHiQvOwgDdEwfFs0sDzt4S6BK4xYjkDOzn0unFeBzOBijIm1Dgmg5YFQwsCMjp1oJ8LyIAACH5BAkKAAAALAAAAAAgACAAAATwEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GGl6NoiPOH16iZKNlH6KmyWFOggHhEEvAwwMA0N9GBsEC6amhnVcEwavDAazGwIDaH1ipaYLBUTCGgQDA8NdHz0FpqgTBwsLqAbWAAnIA4FWKdMLGdYGEgraigbT0OITBcg5QwPT4xLrROZL6AuQAPUS7bxLpoWidY0JtxLHKhwwMJBTHgPKdEQAACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GAULDJCRiXo1CpGXDJOUjY%2BYip9DhToJA4RBLwMLCwVDfRgbBAaqqoZ1XBMHswsHtxtFaH1iqaoGNgAIxRpbFAgfPQSqpbgGBqUD1wBXeCYp1AYZ19JJOYgH1KwA4UBvQwXUBxPqVD9L3sbp2BNk2xvvFPJd%2BMFCN6HAAIKgNggY0KtEBAAh%2BQQJCgAAACwAAAAAIAAgAAAE6BDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfYIDMaAFdTESJeaEDAIMxYFqrOUaNW4E4ObYcCXaiBVEgULe0NJaxxtYksjh2NLkZISgDgJhHthkpU4mW6blRiYmZOlh4JWkDqILwUGBnE6TYEbCgevr0N1gH4At7gHiRpFaLNrrq8HNgAJA70AWxQIH1%2BvsYMDAzZQPC9VCNkDWUhGkuE5PxJNwiUK4UfLzOlD4WvzAHaoG9nxPi5d%2BjYUqfAhhykOFwJWiAAAIfkECQoAAAAsAAAAACAAIAAABPAQyElpUqnqzaciSoVkXVUMFaFSwlpOCcMYlErAavhOMnNLNo8KsZsMZItJEIDIFSkLGQoQTNhIsFehRww2CQLKF0tYGKYSg%2BygsZIuNqJksKgbfgIGepNo2cIUB3V1B3IvNiBYNQaDSTtfhhx0CwVPI0UJe0%2Bbm4g5VgcGoqOcnjmjqDSdnhgEoamcsZuXO1aWQy8KAwOAuTYYGwi7w5h%2BKr0SJ8MFihpNbx%2B4Erq7BYBuzsdiH1jCAzoSfl0rVirNbRXlBBlLX%2BBP0XJLAPGzTkAuAOqb0WT5AH7OcdCm5B8TgRwSRKIHQtaLCwg1RAAAOwAAAAAAAAAAAA%3D%3D);
   visibility: visible;
   opacity: 0.6;
-  -webkit-transition: all 0.3s ease;
-          transition: all 0.3s ease; }
+  transition: all 0.3s ease; }
 
 .reveal .overlay header {
   position: absolute;
@@ -972,8 +944,7 @@
   padding: 0 10px;
   float: right;
   opacity: 0.6;
-  -moz-box-sizing: border-box;
-       box-sizing: border-box; }
+  box-sizing: border-box; }
 
 .reveal .overlay header a:hover {
   opacity: 1; }
@@ -1007,8 +978,7 @@
   border: 0;
   opacity: 0;
   visibility: hidden;
-  -webkit-transition: all 0.3s ease;
-          transition: all 0.3s ease; }
+  transition: all 0.3s ease; }
 
 .reveal .overlay.overlay-preview.loaded .viewport iframe {
   opacity: 1;
@@ -1059,8 +1029,7 @@
   bottom: 15px;
   z-index: 30;
   cursor: pointer;
-  -webkit-transition: all 400ms ease;
-          transition: all 400ms ease; }
+  transition: all 400ms ease; }
 
 .reveal.overview .playback {
   opacity: 0;
@@ -1088,8 +1057,7 @@
   position: relative;
   padding: 0 2px;
   pointer-events: none;
-  -webkit-transition: all 400ms ease;
-          transition: all 400ms ease;
+  transition: all 400ms ease;
   -webkit-transform-origin: 50% 0%;
       -ms-transform-origin: 50% 0%;
           transform-origin: 50% 0%;
diff --git a/inst/rmarkdown/templates/revealjs_presentation/css/reveal.min.css b/inst/rmarkdown/templates/revealjs_presentation/css/reveal.min.css
index 34e6c23..47b0655 100644
--- a/inst/rmarkdown/templates/revealjs_presentation/css/reveal.min.css
+++ b/inst/rmarkdown/templates/revealjs_presentation/css/reveal.min.css
@@ -1,7 +1,7 @@
-@charset "UTF-8";/*!
+/*!
  * reveal.js
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
- * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
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diff --git a/inst/rmarkdown/templates/revealjs_presentation/js/reveal.min.js b/inst/rmarkdown/templates/revealjs_presentation/js/reveal.min.js
index e7cec6f..9474dac 100644
--- a/inst/rmarkdown/templates/revealjs_presentation/js/reveal.min.js
+++ b/inst/rmarkdown/templates/revealjs_presentation/js/reveal.min.js
@@ -1,9 +1,9 @@
 /*!
- * reveal.js 2.6.1 (2013-12-02, 12:23)
+ * reveal.js 3.0.0 (2015-03-05, 09:06)
  * http://lab.hakim.se/reveal-js
  * MIT licensed
  *
- * Copyright (C) 2013 Hakim El Hattab, http://hakim.se
+ * Copyright (C) 2015 Hakim El Hattab, http://hakim.se
  */
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