version number bump
Added guards to ensure that prev and val exist before calling their keys function
fixing the base test connection
Merge branch 'master' of git://github.com/pandu-rao/cqlengine into pull-42
adding check to update statement to avoid failure on update from None
adding additional tests around map column updates
Merge branch 'master' of git://github.com/gdoermann/cqlengine into pull-43
added test for date time column with tzinfo
updating pypi description
updating changelog
Add travis testing
Make all tests pass when run alltogether with 'py.test cqlengine/tests'
Add test for boolean column in test_model_io
Merge branch 'master' of https://github.com/bdeggleston/cqlengine