mapedit work

-fixed issue where incoming pages would not list geo info is no geo info was found
-improved convert to overlay function/logic
-cleaned code
-added much better support for null incoming geo info
-fixed saving index issue
-fixed resave cache issue
-fixed knob at load issue
-fixed various saving issues
-fixed rotation issues
-fixed persistent rotation issue
-fixed overlay toggle issue
-various fixes/changes
-fixed server side parsing of rotation error
-fixed error where overlays would not save after edit, but only on editing another (this caused a potential lapse)
-fixed issue where overlays would not read proper index after save