fusee/exo: implement the usual changes for new firmware support

fusee/exo: fix up dram id names/mappings

fusee/exo: enum support for 15.0.0

ams: globally prefer R_RETURN to return for ams::Result

ams: use R_SUCCEED, R_THROW globally

exo: fix typo causing mishandling of carveouts

exo: right, Mariko* is a wiki-ism

exo: update for new dram ids

exo/fusee: first pass at updating enums for 14.0.0

abort/error: print backtrace, abuse templates, overhaul result/diag (macos not done yet)

ams: support building unit test programs on windows/linux/macos

util: better match true std::atomic semantics

exo: use the fancy new optimal atomics

ams: allow bootloader to merely approximate correct target firmware

spl: refactor for accuracy/move into libstrat

exo/vapours: refactor member variables to m_ over this->

ams: replace most remaining operator & with std::addressof

settings: implement KeyValueStore (#1659) ...

* settings: implement KeyValueStore and dependencies

* settings: update KeyValueStore for recent refactoring

* settings: address feedback

ams: the copyright^H^H^H^H^H^H^Hmplex plane is the algebraic closure of the reals

ams-libs: AMS_ASSERT no longer invokes expression

kern: support dynamic resource expansion for system heaps/events/sessions.

exo: more fixes for 13.0.0

fusee/exo: update for recognition of 13.0.0

fusee_cpp: implement package2 rebuild/kip patching

fusee_cpp: implement cpu startup

fusee_cpp: implement mtc erista patram writes

fusee_cpp: implement bpmp overclock

fusee_cpp: Implement fatal display, reading of fusee-secondary

fusee_cpp: cache cleanup, confirmed working on hardware

ams: replace sept with tsec firmware (#1594) ...

* ams: replace sept with tsec firmware

This replaces sept with a custom tsec key derivation firmware.

NOTE: This does not use any TSEC exploits whatsoever; it is a well-signed
TSEC binary assembled with envyas and signed with the real cauth key.

For more details, contact SciresM#0524.

* fusee: only set SBK if it's readable