Merge pull request #2 from Ceaseless/master

Disposal of roadie
Threadsafe Timelinehighlighting

- Highlighting while playback implemented
- waitframes on switch window raised to 10
- keyboard inputs will only be sent if sf4 is foreground window
updated readme
changed where the strings for sounds are being concatenated
uncommented code
changed where the strings for sounds are being concatenated
Merge pull request #3 from cbcoolbox/master

Removed the concatenations in play loop.