AEAudioFilePlayer: call alloc init on self in factory method
Merge pull request #91 from arielelkin/AEAudioFilePlayer-improve-subclassing

AEAudioFilePlayer: call alloc init on self in factory method
Merge branch 'master' of https://github.com/TheAmazingAudioEngine/TheAmazingAudioEngine into HEAD

Conflicts:
	TheAmazingAudioEngine.xcodeproj/project.pbxproj
Merge