Added AFNetworking and test API call
  Added podile with AFNetworking version and associated files
  Added API call to streetwise server with hardcoded origin/destination
Added search results data object
Completed data model for search response
Added rendering for paths
  Render polylines on map with MKPolyLineRenderer
Added loading icon and error messages
Merge pull request #1 from jhulley/map_view

Map view