Viewing history works in textara inside dialog now
Merge branch 'master' of ssh://athena.dialup.mit.edu/afs/athena.mit.edu/course/6/6.005/git/sp13/projects/guichat/alvarom-aybose-holliman
Small misc changes.
Fixed exception when you try to join a room when no rooms have been created
More misc changes
Merge branch 'master' of ssh://athena.dialup.mit.edu/afs/athena.mit.edu/course/6/6.005/git/sp13/projects/guichat/alvarom-aybose-holliman