Minor update - 0.6.2

Version 0.6.2 is out ! It's our first minor update, which focuses on developing the most urgent improvements :

1. Global overhaul of the movement system, with a complete use of physics. Allows, among other things, more realistic movements and the elimination of glitch problems.
2. Reflection quality settings
3. Quest display time modified, tutorial quest updated
4. Healthbar positioning fix