Added save map tile

Added save map tile in preparation for sending data to pebble.

Signed-off-by: Nicholas Jackson <nic@thatlondon.com>
Merge pull request #6 from jay3/master

Change GPS method from LocationClient to LocationManager to get altitude
Revert "Added save map tile"

This reverts commit 4f5749046c52bbddc256a561e95dd1fcdf6483ed.
Merge branch 'nicholasjackson/PebbleBike-AndroidApp/master'