cloropleth -> choropleth typo
Merge pull request #18 from hugovk/patch-1

cloropleth -> choropleth typo
Merge pull request #17 from hugovk/master

Add coverage reports from Travis CI
Use unittest2 for Py2.6; flake8
Fix .travis.yml indents
Add PyPy3
Merge pull request #20 from hugovk/test2.6

Test Python 2.6
add test coverage status
Add requirements.txt
Don't cover __main__
Only cover heatmap and no system libraries
Merge pull request #21 from hugovk/reqs

Build improvements