Reassign nudge to be Cmd- left and right.
Alter some first responder coordination.
Issue#102 newFolder/file  menu & popup now place items in appropriate locations.
Merge branch 'develop' of https://github.com/apportable/SpriteBuilder into develop
Fix rendering of sequencer parameters
Fix 1 pixel error on Sound channels
Merge pull request #106 from jtwigg/develop

Develop