Fixed BoundingBox::operator*=
Removed useless comments
Fixed shader bug with old hardware
Changed parameter name (nothing relevant)
Added protection
Fixed FBO extension not loading on old hardware
Improved some comments
Simplified Cube::GetCenter impl
Added lights bounding box
Tried to fix Windows unicode messages
Added ignoreEvent boolean to Mouse::SetPosition
Updated copyright texts
Fixed files encoding not being UTF-8

Also updated copyright texts for some files forgotten in the last commit
Updated some error messages

Thanks to Shade "Hawk eye" Master
Improved ShaderBuilder
Minor prevent fix
Added ResourceRef (Automatic resource reference)
Fixed possible bug with old hardware
Fixed resource reference bug
Removed useless comments