First cut for kml stuff
KML converter now works
Add tests for KML converter
Merge branch 'master' into 5-kml-converters
Cleanup per review

* Remove unnecessary comments.
* Remove unused stdout, stderr.
* Use stream.read instead of stream.readlines
Pin messytables version
Merge branch 'master' into 5-kml-converters

Conflicts:
	requirements.txt