Good bye, Keybase

The sack of sand that broke the camel's back:

    https://github.com/privacytoolsIO/privacytools.io/issues/740#issuecomment-460076395

dotfiles/i3/config

 exec "nm-applet"
 exec "blueman-applet"
 exec "shutter --min_at_startup"
-exec "/opt/keybase/Keybase"