WIP: Add Windows testing via Appveyor
FIX: Fix reqs
FIX: Quieter
FIX: Fix pulse
FIX: Fix env var
FIX: Fix appveyor
FIX: Unify silent
FIX: Cleaner
Merge pull request #219 from Eric89GXL/testing

ENH: Add Windows testing via Appveyor
ENH: Fix BG after show