Added geoa contrib module for geoalchemy2 integration

Still needs docs and tests
update translations to fix localization errors
Moved tests/sqlamodel to tests/sqla
Added test for geoa
Added documentation for geoa module
Merge pull request #708 from singingwolfboy/geoa

Added geoa contrib module for Geoalchemy2 integration
Merge remote-tracking branch 'upstream/master' into inlist_filter