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

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

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

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

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

exo: fix for newer binutils

boot: fix rebuild-every-time-make-is-invoked

exo: fix building on release

exo: implement start of mariko fatal handler

exo: shuffle logic around to support debug code region in iram

exosphere: release, debug, audit configs

exo: build with -Wextra

ams: update build system to add generic-fallback support

exo2: address volca review commentary

exo2: rename exosphere2 -> exosphere