replace auto_ptr by unique_ptr as auto_ptr is deprecated
Renamed Challenge to ChallengeStatus (to better describe what
this class is doing).
Renamed GameSlot to StoryModeStatus to better describe its function.
Add compatibility keyword on and remove some unused shaders
Renamed the node name in the player.xml file to better describe what
it is, removed unused variable.
Merge branch 'master' of github.com:supertuxkart/stk-code
Experimentally adjust camera up vector depending on kart roll, which means
the camera will now follow the gravity changes.
Correction of a syntax error
Merge branch 'master' of https://github.com/supertuxkart/stk-code
Try to remove shaking of camera somewhat.
Merge branch 'master' of github.com:supertuxkart/stk-code
Tweak the cam tilt
Removed friend relation between StoryModeStatus and UnlockManager.
Removed some compiler warnings.
STKMesh: Support for (non ref) moving texture
Moved achievements data into PlayerProfile (and data is saved in players.xml
now instead of in a separate achievements.xml file).
Removed unnecessary save function.
Renamed AchievementsSlot to AchievementsStatus.
STKMesh: Transparent texture can move now.
Fix UI clipping.