Front end polygons no longer in GEOMETRYCOLLECTION

Back end code changed to store polygon information in JSON, and
processed differently
Queries for QRS are now made in QRSServ
Merge remote-tracking branch 'origin/workingMap' into workingMap

Conflicts:
	sana.mds-master/src/mds/dora/static/js/controllers.js
	sana.mds-master/src/mds/dora/templates/main.html