[Client] Removed some old and very dead code from the mini map
[Client] First working version of the minimap arrows

There now is a test arrow to 3,3,0
[Client] Smoothly animated the cursor update
[Client] Improved mini map arrow angle calculations
[Client] Removed test arrow from mini map
[Client] Added mini map arrows to the quest log

The quest log is now able to create the arrows on the mini map in case the currently selected quest has target locations assigned to it.