Merge pull request #4 from rectangle-dbmi/master

Merge pull request #79 from epicstar/master
Changed some things...
Polylines actually not perfect and mess up with 71B and O12. It's something to do with the tail end of putPointsInOrder. This is because the location distance isn't geodesic.
Changed some things...
trying to compatibilize Material Design code...
Merge remote-tracking branch 'origin/list_save' into list_save

Conflicts:
	Android/Pittsburgh_Realtime_Tracker/app/build.gradle
reset the gradle...
Material design toolbar stuff...
Polylines perfect, polylines save, edited some material design stuff (not perfect), added the icons to the this version. Should be ready for "stable"
removed b from version name and put it as 1.99
Merge pull request #81 from epicstar/list_save

List save