PolyTrack 0.5.2 - New community tracks

This update is compatible with 0.5.0 and 0.5.1, so updating is optional but recommended.

• Added: Show leaderboard position when getting a new personal best
• Added: Software rendering warning
• Added: New community tracks
  • Zealot
  • Shrouded Oasis
  • Cogware
  • Land of the Rising Sun
  • Midas Metropolis
  • Frozen In Time
  • Winterfell
  • Launch Control
  • Fractured Shore
  • Starry Tropics 
• Fixed: "Car saved" & "Track saved" notifications not taking into account safe zones in app
• Fixed: Invalid replays when there was an input change on the very last frame