uncomment accidentally-commented line
Merge branch 'master' of https://github.com/concerto/bandshell

Conflicts:
	bandshell.gemspec
Look in /etc/concerto/medium_path for medium path

This avoids hard-coding implementation details of the live image
into bandshell. The live image can write the /etc/concerto/medium_path
file as part of its boot process, and we will pick it up.