Added a mini helper function that returns whether or not the song is playing.
Merged Spencer's note changes.. fingers crossed...
Trying to deal with rhombus.min.js...
Merging with origin/develop. Dealing with rhombus.min.js issues.
Merge pull request #22 from soundsplosion/tg

isPlaying function
Fixed some pretty serious bugs in scheduling and loop handling.
Removed some unneeded console logging.
Forgot to include the recompiled rhombus in my last commit.
Updated the preview note stuff to fit with the current note editing paradigm.
Merge pull request #23 from soundsplosion/tg

Time is of the essence.