added references section to account view controller
created separate class for location services functions
import location manager
separate profile class just for viewing public profiles
added currentLocation coordinate property to location manager
added location manager property to map view controller
publicly declared reverse geocode method in location manager
use location manager to find location from map view controller
integrated location manager to listings view controller for searches
rearranged sub directories
clear location manager cities array when doing a new search
don't clear cities array every time location manager reverse geocodes
set up basic collection view. integrated location manager