loader: use libstratosphere randomness

stratosphere: custom exception handlers (reboot to fusee)

loader: fix support for 7.0.0+ games with NPDM flag bit 4 set.

atmosphere: current year is 2019

ldr_map: Silence lingering initializer warning (#500) ...

One initializer warning case that I seem to have missed (my bad).

loader: Silence Wmissing-field-initializers warnings (#499) ...

Specifying 0 as the initial entry of a structure is a C-ism. C++ permits
using an empty set of braces to signify the same behavior, silencing
missing initializer warnings.

strat: sha256 s/linux/libnx/g

strat: 0 -> ResultSuccess

strat: use TitleId defs instead of magics.

strat: use lr results instead of magics

strat: use atmosphere results instead of magics

strat: fix remaining FS result magic numbers

strat: replace kernel/dbg magic numbers with result defs

loader: Use result definitions instead of magic numbers

loader: same heap size change for gcc 8.3.0 compat

loader: Ensure code:/ unmounts if mounted.

loader: separate override_any_app (deprecate =app)

loader: begin needed support for HBL to use web browser commands

loader; suppress gcc warning

loader: fix ldr:ro unmap semantics for < 3.0.0

loader/ams_mitm: Change Down -> Held in API

loader: Actually use hidKeysHeld

loader/ams_mitm: hidKeysHeld, not hidKeysDown (and remove workaround)

loader: fix ldr:ro mapping error on < 3.0.0

dmnt: allow disabling cheats via title-specific button combo

loader: add support for title-specific override keys

Make stratosphere use new libnx HosVersion API

Enforce upper bound on application tid range

Loader: set 7.0.0+ process bit when relevant

stratosphere: version detect via svcCallSecureMonitor