Attempt to specify ipython version on travis
Add image_diff function to ipnbtest; PIL to travis install
Make image diff code more compact
More improvements to notebook testing
Further testing changes
Improve text and image diffing
Try using Bitstream Vera Sans to solve Travis issues
Try to install fonts as part of travis build
Preaccept Microsoft EULA. This is a ridiculous commit message
Improve textual diff reporting
Sudo make me a sandwich
More textual diff improvements
Revert font change in distributions tutorial
Hardcode image diff eps and ignore warnings
Try different approach to avoid joblib warnings
Use dev moss on travis which does not import sklearn
Remove sklearn from seaborn install_requires
Make hexstrip works now
README updates
Final tweaks to linaer model tutorial