Cosmetic changes only.
Moved ServerJoinRequest from CurrentUser into RequestConnection
(from which file it is also used in online_screen). And cosmetic
changes everywhere.
Merge branch 'master' of github.com:supertuxkart/stk-code
Made getCurrentUser() a static function.
Removed signedInAs function.
Removed unused parameters.
Merge branch 'master' of github.com:supertuxkart/stk-code
Fixed documentation.
Merge branch 'master' of github.com:supertuxkart/stk-code
Moved saved session data from UserConfig to PlayerProfile - which
means that now each player can individually save an online session.
Compute tangents for core track mesh, allowing normal maps
Merge branch 'master' of https://github.com/supertuxkart/stk-code
Disable notifications.
Update before_install section in travis config file.
Clean up and re-enable notifications in travis config.
It's even better with the key of the added repository.
Merge pull request #1279 from gupascal/travis-update

Update travis config for mesa
Add shader file as comment for easier debug
Start decoupling tree based draw sequence.
Gather View Projection and shadows matrix generation.