Saving project settings on quitting app.
Bugfix for issue #162. Selection on stage wrong after dragging multiple nodes.
Added the ability for xcode to auto publish spritebuilder project everytime the spritebuilder app is built.
Merge pull request #329 from osinoleg/develop

Added the ability for xcode to auto publish spritebuilder project everyt...
Merge pull request #327 from NickyWeber/bugfix/issue_#162_multiselection_wrong_after_dragging

Bugfix for issue #162. Selection on stage wrong after dragging multiple nodes.
Merge pull request #322 from NickyWeber/bugfix/issue_319_project_settings_not_saved

Issue #319: Saving project settings on quitting app.