Renamed ExclusionAreaSet -> ExcludeAreaSet for conformity.
Added constructors to ExcludeArea.
Total renaming of classes in gps package. Added concept of
GPSFilterMode.
Made layouts, menus, etc. for GPSFilter stuff.
Formatting fix.
Removed todo in MainActivity.
Added event logic to GPS models + some improvements.
Made improvements to GPS model again, event system should work.
Improved isValid for polygons.
Added double versions in StatisticalMath.
Made text utility for GPSFilter feature (name so far).
Refactored GPSFilter model + getMessageBus()
Made a LocationAdapter class for LocationListener.
Added google maps android api v2 to project.
Changes to GPSFilter layout, menu, whatnot - much prettier now =)
Added GPSFilter feature to persistence - TODO: verify that it works (not
used atm, so wont crash).
Implemented most of GPSFilter feature as activites, TODO impl. feature
in receiver (alarm).