Fix GeoJSON not rendered with empty collection
GeoJSON renderer should work with JSONP
Prevent GeoJSON rendering in functional tests by forcing Accept header
Fix pep8 and dict test
Fix GeoJSON renderer with GeoJSON fields
Fix python 2.6 dependencies
Perform string comparison for field type
Merge pull request #145 from spiral-project/geojson_serializer_tests

Geojson serializer tests