Fix bug in feature unlocked screen, improve error message
Fixed compilation in release mode.
bugfix: auto-calculate tangents for static-mesh too
Display bounding boxes
Remove quick culling

Sometimes it returns wrong results
CURRENT can not be defined as result of or-ing the values, since the
values are not bit masks.
Merge branch 'master' of github.com:supertuxkart/stk-code
Make cascade split modifiable
Prepare compute shader to stretch lightcoord
Start work
sortof work
Improve buckets
Finer split
Improve perf of lightspaceboundingbox
Change grid size
Fixes
Slightly improve compute shader
Cosmetic
Remove extra }
Some experiment with grid size