Add pep8 to Travis tests
Fix pep8 test and don't build RDKit tests
Add pyflakes and update test to conform
Merge branch 'master' of github.com:skearnes/rdkit-utils into add_pep8
Use git instead of wget to fetch rdkit source
Remove java stuff from travis build
Merge pull request #6 from skearnes/add_pep8

Add code analysis to Travis build