Fix send_message signature woes

Also stop printing sent text
Merge branch 'master' into webadapter
Add jQuery 1.9.1
Stub bot calls
Add message boxes
Add basic polling AJAX-y chat frontend
Autogenerate user names
Fixed hanging issue
Add pretty CSS
Scroll to bottom on new message
Merge branch 'master' into webadapter
Merge branch 'webadapter' into master