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