The hope of auto-importing data via lld MinGW
+ pseudo_reloc is now dead thanks to ARM64,
so I just wrote a script to go annotate every
exported data symbol in the game instead.
* cleanup SSystem files
* MSL_C fully matched
* fix build
* remove asm
* reorganize MSL_C/Runtime libs into more accurate setup
* little more cleanup
* cleanup some MSL headers
* obj_rgate OK
* remove asm
* some rgate documentation