Added GeoQuerySet.distance support which requires using a patched GeoManager called MSSqlGeoManager which provides a patched GeoQuerySet called MSSqlGeoQuerySet
code tidy
Adding new line to end of file
Add a SpatialRefSys model based on the sys.spatial_reference_systems table.
Merge branch 'master' of https://github.com/olivergeorge/django-pyodbc-gis
Merge pull request #1 from olivergeorge/master

Added GeoQuerySet.distance support