Add Python 2.7 trove classifier to setup.py
Merge pull request #977 from akitada/add-py27-classifier

Add Python 2.7 trove classifier to setup.py
Tweak travis IRC notifs
Add Python 2.7 trove classifier to setup.py
Merge branch '1.6' into 1.7
Merge branch '1.7' into 1.8