diff --git a/public/views/index/foot.ejs b/public/views/index/foot.ejs
index 54e39e1b..78bbc867 100644
--- a/public/views/index/foot.ejs
+++ b/public/views/index/foot.ejs
@@ -1,13 +1,13 @@
 <% if(useCDN) { %>
-<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js" integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=" crossorigin="anonymous"></script>
-<script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.4.0/velocity.min.js" integrity="sha256-bhm0lgEt6ITaZCDzZpkr/VXVrLa5RP4u9v2AYsbzSUk=" crossorigin="anonymous" defer></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js" integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=" crossorigin="anonymous"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.5.2/velocity.min.js" integrity="sha256-bhm0lgEt6ITaZCDzZpkr/VXVrLa5RP4u9v2AYsbzSUk=" crossorigin="anonymous" defer></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.0/js/bootstrap.min.js" integrity="sha256-kJrlY+s09+QoWjpkOrXXwhxeaoDz9FW5SaxF8I0DibQ=" crossorigin="anonymous" defer></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/list.pagination.js/0.1.1/list.pagination.min.js" integrity="sha256-WwTza96H3BgcQTfEfxX7MFaFc/dZA0QrPRKDRLdFHJo=" crossorigin="anonymous" defer></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/select2/3.5.2/select2.min.js" integrity="sha256-HzzZFiY4t0PIv02Tm8/R3CVvLpcjHhO1z/YAUCp4oQ4=" crossorigin="anonymous" defer></script>
-<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.24.0/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/js-url/2.3.0/url.min.js" integrity="sha256-HOZJz4x+1mn1Si84WT5XKXPtOlTytmZLnMb6n1v4+5Q=" crossorigin="anonymous" defer></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/1000hz-bootstrap-validator/0.11.8/validator.min.js" integrity="sha256-LHeY7YoYJ0SSXbCx7sR14Pqna+52moaH3bhv0Mjzd/M=" crossorigin="anonymous" defer></script>
 <%- include ../build/cover-scripts %>
 <% } else { %>
 <%- include ../build/cover-pack-scripts %>
-<% } %>
\ No newline at end of file
+<% } %>
diff --git a/public/views/index/head.ejs b/public/views/index/head.ejs
index d790d917..0a6ac3f0 100644
--- a/public/views/index/head.ejs
+++ b/public/views/index/head.ejs
@@ -13,8 +13,8 @@
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.0/css/bootstrap.min.css" integrity="sha256-H0KfTigpUV+0/5tn2HXC0CPwhhDhWgSawJdnFd0CGCo=" crossorigin="anonymous" />
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/fork-awesome/1.1.3/css/fork-awesome.min.css" integrity="sha256-ZhApazu+kejqTYhMF+1DzNKjIzP7KXu6AzyXcC1gMus=" crossorigin="anonymous" />
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-social/4.9.0/bootstrap-social.min.css" integrity="sha256-02JtFTurpwBjQJ6q13iJe82/NF0RbZlJroDegK5g87Y=" crossorigin="anonymous" />
-<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/select2/3.5.4/select2.min.css" integrity="sha256-ijlUKKj3hJCiiT2HWo1kqkI79NTEYpzOsw5Rs3k42dI=" crossorigin="anonymous" />
-<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/select2/3.5.4/select2-bootstrap.min.css" integrity="sha256-NAWFcNIZdH+TS1xpWujF/EB/Y8gwBbEOCoaK/eqaer8=" crossorigin="anonymous" />
+<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/select2/3.5.2/select2.min.css" integrity="sha256-ijlUKKj3hJCiiT2HWo1kqkI79NTEYpzOsw5Rs3k42dI=" crossorigin="anonymous" />
+<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/select2/3.5.2/select2-bootstrap.min.css" integrity="sha256-NAWFcNIZdH+TS1xpWujF/EB/Y8gwBbEOCoaK/eqaer8=" crossorigin="anonymous" />
 <%- include ../build/cover-header %>
 <%- include ../shared/polyfill %>
 <% } else { %>
diff --git a/public/views/slide.ejs b/public/views/slide.ejs
index b7d73bfd..a510e9f9 100644
--- a/public/views/slide.ejs
+++ b/public/views/slide.ejs
@@ -16,7 +16,7 @@
         <link rel="apple-touch-icon" href="<%- serverURL %>/apple-touch-icon.png">
 
         <% if(useCDN) { %>
-        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/fork-awesome/1.1.3/css/fork-awesome.min.css" integrity="sha256-ZhApazu+kejqTYhMF+1DzNKjIzP7KXu6AzyXcC1gMus=" crossorigin="anonymous" />
+        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/fork-awesome/1.1.7/css/fork-awesome.min.css" integrity="sha256-ZhApazu+kejqTYhMF+1DzNKjIzP7KXu6AzyXcC1gMus=" crossorigin="anonymous" />
         <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/ionicons/2.0.1/css/ionicons.min.css" integrity="sha256-3iu9jgsy9TpTwXKb7bNQzqWekRX7pPK+2OLj3R922fo=" crossorigin="anonymous" />
         <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/reveal.js/3.7.0/css/reveal.min.css" integrity="sha256-9+Wg2bcNeiOMGXOUNqBdceY2lAH/eCiTDcdzHhHIl48=" crossorigin="anonymous" />
         <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/css/basic/emojify.min.css" integrity="sha256-UOrvMOsSDSrW6szVLe8ZDZezBxh5IoIfgTwdNDgTjiU=" crossorigin="anonymous" />
@@ -90,20 +90,20 @@
         <% if(useCDN) { %>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/reveal.js/3.7.0/lib/js/head.min.js" integrity="sha256-CTcwyen1cxIrm4hlqdxe0y7Hq6B0rpxAKLiXMD3dJv0=" crossorigin="anonymous"></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/reveal.js/3.7.0/js/reveal.min.js" integrity="sha256-Xr6ZH+/kc7hDVReZLO5khBknteLqu5oen/xnSraXrVk=" crossorigin="anonymous"></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js" integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=" crossorigin="anonymous"></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.4.0/velocity.min.js" integrity="sha256-bhm0lgEt6ITaZCDzZpkr/VXVrLa5RP4u9v2AYsbzSUk=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js" integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=" crossorigin="anonymous"></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.5.2/velocity.min.js" integrity="sha256-bhm0lgEt6ITaZCDzZpkr/VXVrLa5RP4u9v2AYsbzSUk=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-mousewheel/3.1.13/jquery.mousewheel.min.js" integrity="sha256-jnOjDTXIPqall8M0MyTSt98JetJuZ7Yu+1Jm7hLTF7U=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/js-yaml/3.7.0/js-yaml.min.js" integrity="sha256-8PanqYAVOGlOct+i65R+HqibK3KPsXINnrSfxN+Y/J0=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js" integrity="sha256-yYfngbEKv4RENfGDvNUqJTqGFcKf31NJEe9OTnnMH3Y=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/js-yaml/3.13.1/js-yaml.min.js" integrity="sha256-8PanqYAVOGlOct+i65R+HqibK3KPsXINnrSfxN+Y/J0=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js" integrity="sha256-yYfngbEKv4RENfGDvNUqJTqGFcKf31NJEe9OTnnMH3Y=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/config/TeX-AMS-MML_HTMLorMML.js" integrity="sha256-immzXfCGLhnx3Zfi9F/dUcqxEM8K3o3oTFy9Bh6HCwg=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/config/Safe.js" integrity="sha256-0ygBUDksNDXZS4vm5HMNH1a33KUu6QT1cdNTN+ZLF+4=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.24.0/moment-with-locales.min.js" integrity="sha256-vvT7Ok9u6GbfnBPXnbM6FVDEO8E1kTdgHOFZOAXrktA=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/mermaid/8.2.3/mermaid.min.js" integrity="sha256-4s3fF5e1iWRLtiV7mRev7n17oALqqDHbWrNqF3/r7jU=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/emojify.min.js" integrity="sha256-VAB5tAlKBvgaxw8oJ1crWMVbdmBVl4mP/2M8MNRl+4E=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/handlebars.min.js" integrity="sha256-1O3BtOwnPyyRzOszK6P+gqaRoXHV6JXj8HkjZmPYhCI=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js" integrity="sha256-/BfiIkHlHoVihZdc6TFuj7MmJ0TWcWsMXkeDFwhi0zw=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.1.2/handlebars.min.js" integrity="sha256-1O3BtOwnPyyRzOszK6P+gqaRoXHV6JXj8HkjZmPYhCI=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.15.9/highlight.min.js" integrity="sha256-/BfiIkHlHoVihZdc6TFuj7MmJ0TWcWsMXkeDFwhi0zw=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/gist-embed.min.js" integrity="sha256-KyF2D6xPIJUW5sUDSs93vWyZm+1RzIpKCexxElmxl8g=" crossorigin="anonymous" defer></script>
-        <script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/viz.js" integrity="sha256-8t+rndrF+TU4JtelmOH1lDHTMe2ovhO2UbzDArp5lY8=" crossorigin="anonymous" defer></script>
+        <script src="https://cdnjs.cloudflare.com/ajax/libs/viz.js/2.1.2/viz.js" integrity="sha256-8t+rndrF+TU4JtelmOH1lDHTMe2ovhO2UbzDArp5lY8=" crossorigin="anonymous" defer></script>
         <script src="https://cdnjs.cloudflare.com/ajax/libs/abcjs/3.1.1/abcjs_basic-min.js" integrity="sha256-Sq1r2XXWXQoShQKsS0Wrf5r7fRkErd9Fat9vHYeU68s=" crossorigin="anonymous"></script>
         <%- include build/slide-scripts %>
         <% } else { %>