kern: correct error in KUserPointer

kern: mem access prep for svc streams, TODO_IMPLEMENT -> UNIMPLEMENTED

kern: paranoid assertions about the class tokens

kern: correct KClassToken generation

kern: minor fixes to prevent core0-2 panics during boot

kern: fix building without debugging turned on

kern: implement KUserPointer (and test with QueryMemory) in advance of svc dev

kern: implement large page group mapping, fix debug flag cap

kern: implement user thread start, el0 code now runs

kern: fix supervisor page table activation

kern: implement unsuspension of init threads

kern: implement KProcess::Run

kern: implement SetProcessMemoryPermission

kern: finish KProcess::Initialize() for KIPs

kern: mark initial threads as intended constinit

kern: implement MapIo

kern: implement capabilities parsing

kern: correct alloc region size

libmesosphere: precompile mesosphere.hpp

kern: implement process(pagetable) init

kern: add KProcess members

kern: implement IsValidPageGroup

kern: implement page group unmapping

kern: change decompression asserts -> audits

kern: implement through kip decompression

kern: skeleton initial process loading

kern: implement smmu init

kern: switch->nx, implement sleep manager init

kern: kern::arm64 -> kern::arch::arm64

kern: implement lightlock slowpath (works on hw)