Remove manfile
Implement NSFileManager extension in swift
Remove NSFileManager+Traversing objc category
Change deployment target to 10.9
Implement NSImage extension in swift
Remove NSImage+TextOverlay objc extension
Update project build settings to Xcode 6 defaults
Implement main function in swift
Remove unused objc files and configure project to compile swifts
Remove linked frameworks
Merge branch 'refactor/swift'
Update binary executable