* cleanup libultra
* fixes
- use quotes instead of <> for includes
- add macros for zelda specific thread priorities
- fix Makefile
- properly format the remaining pfs structs
* fix button macros + add CHECK_BTN_ANY/CHECK_BTN_ALL
* remove ULTRA_ABS
* fix includes
* update z_player.c/z_lib.c + run format.sh
* merge upstream/master
* fix include in En_Goroiwa
* fix includes
* func_800A7BE4 and func_800A7C20 done
- func_800A7BE4 copy of "Math_Vec3f_ToVec3s" in z_lib.c
- func_800A7C20 copy of "Math_Vec3s_ToVec3f" in z_lib.c
* done func_800A7A24
* func_800A76A4 done
* func_800A6E10 done
* func_800A6EF4 done
* func_800A6FA0 done
* func_800A72FC done
* Deleted z_skin_matrix.data.s and updated spec
* func_800A730C done
* func_800A735C done
* func_800A7E70 done, func_800A7C60 matching but I'm not happy with it (weird types in function params)
* Corrections. func_800A7C60 in skin_matrix done, Matrix_MtxFToMtx in sys_matrix done.
* func_800A7EC0 nonmatching
* func_800A8030 nonmatching but VERY close (two registers swapped)
* func_800A8030 done
* updating comments
* func_800A7704 done
* func_800A7894 done
* halfway through deciphering mips_to_c for func_800A73E0
* func_800A73E0 functional but non-matching (saved register differences and probably regalloc)
* Renaming some arguments and rewriting comments
* Renamed files across whole project and deleted asm nonmatchings
* ran format.sh
* fixed function name
* fixing multiplcation order in SkinMatrix_MtxFMtxFMult
* Corrections in SkinMatrix_MtxFMtxFMult
* Formatting changes after review
* Changes as per code review
* fixing rename error
* fixing rename error
* rename fixes
* fixing function rename error
* ran ./format.sh
* last couple of changes as per code review
* renamed SetScaling -> SetScale
* Skin_Matrix_Invert -> SkinMatrix_Invert
* Renaming and fixing debug message print
* Renamed argument "mf" to more specific "clear" in SkinMatrix_GetClear
* renamed again to "mfp"
* snake case to camel case changes
* rename Matrix_TranslateThenRotateZYX to Matrix_RotateRPYf
* rename Matrix_RotateRPYf to Matrix_JointPosition
* rename Matrix_RotateZYX to Matrix_RotateRPY
* Decompile z_play.c and Match/Document some of z_view.c
Also fix the last non matching in z_sample.c and update some game state functions.
* Suggestions from PR #74
* Fix undefined reference to Gameplay_DrawOverlay
* Suggestion from PR #74 (2)
* Fix a fake argument in func_800BC450
