MUCRoom for text test backend.

Just some stubs so it roughly follows some possible flow for the plugins
you want to test with rooms.
Ported MUC to QT backend
Merge pull request #310 from gbin/text-chatroom

MUCRoom for text test backend.
Merge pull request #311 from gbin/graphic-muc

Graphic muc
Added a note about method naming conventions and reserved words.
Merge pull request #313 from webmaven/patch-1

Added a note about method naming conventions and reserved words.
Add notification method to HipChat MUCRoom

This allows for easy sending of notifications using the HipChat API
Include COPYING in manifest
Merge branch 'master' into errbot-config

Conflicts:
	errbot/backends/graphic.py
	errbot/backends/text.py