* data for c_angle
* data c_sxyz
* partially migrated c_xyz data
* c_xyz data
* c_xyz data decomp
* c_math data
* c_math data
* c_lib data, some cleanup
* rename some unnamed functions and create header for them
* header for string functions
* format and fix fabsf
* cleanup
* remove more unneded function prototypes
* move fpclassify to math.h
* decompiled some bgs_chk funcs
* c_m3d_g
* c_math progress
* remove duplicate SComponent headers
* move some variables and decompile a function
* some inlined from debug
* cM3d_2PlaneLinePosNearPos
* fix fabsf and decompile cM3d_CrawVec
* format
* cleanup
* more cleanup
Co-authored-by: Pheenoh <pheenoh@gmail.com>