Adding travis-ci config file.
Adding traitsui from master.
Adding a before install script that sets ETS_TOOLKIT to avoid traitsui errors.
Adding commands before install script to avoid pyqt errors.
Adding code to install PyQt only for python 2.7.
Try removing PyQt altogether for all versions.
Try turning pyqt install on again with an additional qt-gl package.
Adding more packages to the list for installing qt4.
Typo in travis yaml file.
Typo2 in travis yaml file.
Adding a changelog file.
Running only a subset of tests for python < 2.7. Adding version 2.5 to see how we are doing there.
Moved 2 test modules to a new folder chaco/tests_with_backend so that others can be run separately on Travis CI.
Yaml syntax error fix.
Removing testing with python 2.5. It will not be actively supported.
Merge pull request #136 from enthought/travis-ci

Adding travis-ci config files for building and running the test suite for python 2.6 and 2.7.