Add Pijul Nest link

Dependencies

• [2] IYB7IPPJ Adjust timings
• [3] GHBCQL5F Speaker notes improvements
• [4] 6RNQOQTH Add slides URL
• [5] QUG3TDX3 Update to reveal.js 4.1 and a few small fixes
• [6] W7EIQGVR Progress
• [*] UH3YXOLF Start the slide deck

Change contents

• replacement in index.html at line 132
  [3.4996]→[3.4996:5024](∅→∅)
  − <table>
  [3.4996]

  [3.5024]
  + <table style="font-size: 100%">
• replacement in index.html at line 137
  [3.5322]→[2.146:253](∅→∅)
  − href="https://bit.do/jcon-successor-git">bit.do/jcon-successor-git</a>
  [3.5322]

  [3.5503]
  + href="https://nest.pijul.com/hannotify/will-git-be-around-forever">nest.pijul.com/hannotify/will-git-be-around-forever</a>