Point towards current fork

a pretty good email client, part two

Update index.html

Reduce length of dislciamer so it looks pretty

Update disclaimer on index

Remove caldav/cardav from feature list

We don't want to add these directly, instead favoring an integration
with calcurse.

Correct typo on index page

Add link to git-send-email.io

Add link to releases to nav

Add .build.yml

Swap in screencast video

Initial commit