Changes 07/09/14 4:00 AM
1. Fixed Bugs on recalculating user location and nearby stores.
2. Added Function load more stores using next_page_token.
3. Added onclick function on marker title, which leads into opening a
new activity for store details.
4. Added a bottom right floating icon for load more results.

Incoming Features:
1. Load All available details of a specific store in a separate
activity.
2. Store add to favorite (Will be saved into the database using our
StoreModel).
3. List Favorite Stores on the left drawable of the MainActivity.
4  Try to show the location of that specific store when tapped.