move ViewPager OnPageChange logic to BurritoClickListeners
preferring foursquare impl over another api who should not be named (rhymes with welp and kelp and help).  foursquare's retention policy is actually reasonable.  change up settings prefs
removing old files from git
redo db to write single poi with multiple foreign_key refs.  #1stepback2stepsforward
retrieve pois from db.  need to test and display list of pois