FFF release checklist

[wanderingstan]

Dev

• Remove Port Facet - @wanderingstan
• Remove file facet - @wanderingstan
• Diagnose problem with missing command stderr not getting output (e.g. composer) - gabe/stan
• Remove color from diff output when using --output flag - @werg
• diffenv version (pip vs pip3) - ???

Docs

• Better example env in repo (current one is from long ago and broken)
• Another pass at the readme
• (Maybe?) compose email for FFF's, or at least talking poins
• push to pip and test
• issue template use diffenv