Added a travis config file.
Added additional test for the Benchmark canonical matrices.
Bumped versions of core deps to Ubuntu 12.04 defaults. Tested with DTK 0.3.4dev.
Added quotes for Travis pip installs to work.
Moved release notes into the correct release.
Changed matplotlib version to actual one in Ubuntu 12.04.
Merge pull request #16 from moorepants/update-dtk

Update dtk