Merge pull request #42 from artfoundry/bugs

fix for title printing bug that wasn't handling capital letters
Merge pull request #43 from artfoundry/bugs

fix for clicking on instrument that's already selected wiping out note d...
Merge pull request #44 from artfoundry/bugs

Fixing bugs with Create Song button in Firefox
removing as not needed
Merge pull request #45 from artfoundry/removing-midi-css

removing as not needed
Adding lcddreams logo to login window
Merge pull request #46 from artfoundry/css

Adding lcddreams logo to login window
Fixes bug in which user would not be removed from channel upon disconnecting

* updateChannelStatus now correctly responds to disconnect and calls new function freeUpChannel
* freeUpChannel removes user from channel for two situations - when a user is leaving a song for another song and when a user is disconnecting
* removing gumby.retina.js as no longer using it
removing commented unused code