Added mapColumn function
Updated mapPotential to support N-dimensional topology (but it's too slow right now)
Renamed variables
Optimized getNeighborsND
Simplified code
Update test
Ensure inputDimensions and columnDimensions have at least 1 dimension
Cleaned up avgConnectedSpanForColumnND
Better error messages for assertions
Merge branch 'master' into issue-837
Use Spherical Mercator map projection (instead of Equirectangular)
Add some overlap between adjacent geospatial encodings
Merge branch 'master' into improve_geospatial_encoder
Added pyproj to requirements.txt
Added service name to coveralls config, removed debug option on coveralls.
Trying sudo pip install coveralls
Trying a different python coveralls package.
cd to build dir before running coveralls.
Fixed a couple of small typos.
Ignore coveralls warnings.