Improved GPS experience.
- Loading the map now refreshes the location, as well as the list of users.
- Verified that GPS isn’t used in background or overused in foreground.
- Made the map button close the app. Left the back button for clarity.
- Set the location to refresh only when device is outside 10 meters of previous location.
- (Fixed) Location manager was being reinitialized every time location was requested.
- Map Slide out now works