Add sticky hashtags and Twitter handle

Dependencies

• [2] AH4CEWNI Fix attribution links in print
• [3] QUG3TDX3 Update to reveal.js 4.1 and a few small fixes
• [*] UH3YXOLF Start the slide deck

Change contents

• edit in css/custom.css at line 64
  [2.90]

  [2.90]
  + }

  +

  + .reveal .rightFooter {

  + position: absolute;

  + bottom: 1em;

  + right: 1em;

  + font-size: 0.5em;
• edit in css/custom.css at line 72
  [2.92]
  +

  + .reveal .leftFooter {

  + position: absolute;

  + bottom: 1em;

  + left: 1em;

  + font-size: 0.5em;

  + }
• edit in index.html at line 131
  [5.29506193]

  [3.6956]
  + </div>

  +

  + <div class="leftFooter">

  + <a href="https://twitter.com/hannotify">#UtrechtJUG #SuccessorOfGit</a>

  + </div>

  +

  + <div class="rightFooter">

  + <a href="https://twitter.com/hannotify">@hannotify</a>