Up Navigation for New Spots is MapActivity

On new spot creation, if the user clicks the up navigation, it needs to
redirect to the MapActivity.
Daisy Chained Initial Get Spots Task

GetSpotsTask now executes if the GetRedditorsTask completes
successfully.
New LocationListener, MapActivity now ActionBar

Created new LocationListener framework. Migrated the MapActivity to an
ActionBarActivity, which is a FragmentActivity. Added new Menu option
for updated the location from the new LocationListener.