Add simple test for palplot
Reorder Makefile to do unittests first
Attempt to write a local mpl rc to set the backend on travis
Trying again on local matplotlibrc
Trying a different approach for matplotlibrc
Merge pull request #97 from mwaskom/travis_mpl_tests

Fix matplotlib tests on Travis
Revert changes to default grid widths
Merge pull request #98 from mwaskom/fix_gridwidth

Revert changes to default grid widths
ENH: add cumulative to kdeplot
Add cumulative kde example to distributions notebook
Remove travis fence from mpl-using KDE test
Merge pull request #99 from mwaskom/TomAugspurger-cdfplot

Add cumulative density option to kdeplot
Add coverage rule to makefile
STY PEP8
Add lint rule to Makefile and travis build

Fix linting on travis

Install pep8 on travis

Pip install pep8 instead of using conda for Python 3

Only lint on Python2 for now

Fix bash syntax
Merge pull request #100 from mwaskom/improve_checking

Improve automatic checking of code
Add contributing guidelines
Fix broken link in contributing file