add option to turn off logging of unmatched aggergation metrics
Start using tox to handle CI builds
Refactor tox.ini
Run ci tests from travis also
Don't test python 3 (yet)
Don't lint (yet)
Don't explicitly set PYTHONPATH in travis
Merge pull request #336 from klynch/master

add option to turn off logging of unmatched aggergation metrics
Merge pull request #345 from jssjr/jssjr/tox_tests

Use tox to manage tests
Merge pull request #22 from graphite-project/master

Pull in Upstream Changes