removed locations array from search history vc, defer to location manager
removed locations array from map view controller, defer to location manager
added needsRefresh boolean which determines wether to search on view will appear
placed location pin on nav bar instead of main view
show map when tapping pin icon in nav bar
refresh search on view will appear only when needsRefresh is set to true
animate collection view off screen when refreshing search
misc
constant for profile cell height
added base view to profile collection cell
artificially increased number of profiles to test collection view