- Bug 5029 - IQM skin support for upper case surface names
- Bug 5030 - IQM version 2 support
- Bug 5031 - Animated IQMs cause segfault
- Bug 5032 - IQM does not setup tag axis/origin correctly
- Bug 5033 - IQM bounds swap and segfault issues
- Changed model_t::md4 to model_t::modelData
- Fix R_ModelBounds for MD4, MDR and IQM models (#4966)
- Support Model format fallback similar to image formats in tr_image.c, patch by Zack Middleton (#4967)