Handles rotation events on the map activities by saving/restoring a few key properties (the selected attraction, whether we had already set the map location).
Notes
I opted not to save/restore the current filters since that should be taken care of by #80
Overview
Handles rotation events on the map activities by saving/restoring a few key properties (the selected attraction, whether we had already set the map location).
Notes
I opted not to save/restore the current filters since that should be taken care of by #80
Closes #72