Added todo items to repo
Getting ready to overhaul the sound manager.
SoundManager overhaul nearly finished. Proper Web Audio / Audio tag split, working across desktop and mobile. Includes iOS touch unlock restriction handling, auto decoding, global volume management, audio sprite support (for both web audio and audio tags) and playhead monitoring.
Added ability for full Audio tag playback and iOS touch lock load support.
Merge branch 'photonstorm/097'