- Performance improvements and minor bug fixes

Updated to newer API
Fixed some UI issues caused by newer APIs
Updated 4Square API

Updated for latest OS and libraries.

Planning features added:
   - planning center mark
   - location matching
updated for iOS 11 and iPhone X
bug fixes

-4Square location database query added
-offline maps added
-updated to iOS 10+

-filtered results bug fixed
-updated to latest SDK

-search added to locations list
-invitation to rate added