ENH: component name validation
Merge pull request #422 from piwaniuk/validators

Validator for component name
ENH: Better AV timing by moving on-flip functions
FIX: revert unnecessary change
ENH: Better parallel port handling
Merge pull request #428 from Eric89GXL/parallel-fix

ENH: Better parallel port handling
Merge pull request #423 from Eric89GXL/sync-fix

FIX: Pyglet vsync fix
Merge remote-tracking branch 'upstream/master'