* merge headers from nitro decomp
* cleanup: use inlines from g2.h and gx.h when changing registers
* cleanup: remove externs declarations in source files
* name item 31 to 34
* name item 25 to 29
* decompile PassengerManager (95%)
* started cargo manager
* local attribute
* passenger/cargo manager ov001 functions
* name item manager functions
* fix build issues & more docs on 027e0cd8
* format
* improve configure.py part 1
* compile settings per-file instead of global
* remove dont_reuse_strings in sources
* multiversion support
* update docs
* report filename change
* fixed objdiff not being able to create context file
* add version define to decompme cflags/m2ctx
* match wstring.c
* match math_api.c, mbstring.c, mem.c and mem_funcs.c
* more progress
* build issues
* fix non-matching issues
* reorganise files
* match fdlibm (+ libc progress)
* fix jp build
* solved some non-matchings and progress
* removed types.h usage in libc
* match data and add missing delinks for jp
Yanis