Merge branch 'ios' of https://github.com/blstream/MyGuide into ios
Dijkstra base implementation
Merge commit '416af9bf04545607875bd6e03a8add2eead76e4a' into ios

* commit '416af9bf04545607875bd6e03a8add2eead76e4a':
  Removes unused icons & add missing app icon for ios6
  Main Menu Images Update
  pull request fixes
  changed icons to sans-background and updated right menu design
  prepare for upstream merge
  test tracks deleted from xmls for CI release
  Little design changes
  POI minor fix
  Visited POIs retrieving from exploration track object acting as persistent storage
  Tracking finished
  debug 20m radius around animals to find the proper all-around radius
  debug logging cleanup, bckg app refresh check and alert
  tracking working in fore/back-ground, with debug logging, requires fixes in clearing track progress
  tracking working only in foreground
  tracks geofencing using region monitoring
  preparing for background locations and region tracking
  improved app delegate moethods for archiving tracks
Dijkstra fixes
Dijkstra algorithm finished
Dijkstra implementation changes
Dijkstra algorithm completed
Removed children view
Tests fixes
Merge pull request #125 from KamilLelonek/ios

[MYGUIDE-246] As a user I would like to see map with directions on animal details map tab on iOS