Add topic change functionality. Form: %TOPIC #room,#room2 This is the new topic
Update readme for topic change functionality
Merge pull request #12 from jcutler/master

Add topic change functionality
Didn't fully apply diff for #12
Merge pull request #13 from jcutler/master

Didn't fully apply diff for pull request #12
Merge pull request #3 from RJ/master

Topic Change Functionality