htcs: fixes, echo server is now fully functional

libstrat: convert to experimental new (super-accurate) sf allocation semantics

sm: implement accurate request deferral semantics

sm: fix deadlock semantics surrounding mitm installation

sf: handle serialization errors more accurately and gracefully

sf: Change interface definition methodology (#1074) ...

* sf: Begin experimenting with new interface declaration format

* sf: convert fs interfaces to new format

* sf: finish conversion of libstrat to new definitions

* sf: convert loader to new format

* sf: convert spl to new format

* sf: update ncm for new format

* sf: convert pm to new format

* sf: convert ro/sm to new format

* sf: update fatal for new format

* sf: support building dmnt under new scheme

* sf: update ams.mitm for new format

* sf: correct invocation def for pointer holder

* fs: correct 10.x+ user bindings for Get*SpaceSize

fs: use access_log for other user fs/dir/file bindings

fs: implement AccessLog, enable for File operations

ams: centralize system thread definitions

sf: properly support preservation of inline context

hos::Version: rename enum members

os: refactor/rewrite entire namespace.

stratosphere: fix building with latest libnx

libstrat: fix unconverted _WITH_ASSERTs

ams: revamp assertion system

find -exec sed -i'' -e 's/2018-2019 Atmo/2018-2020 Atmo/g' {} +

sf: fix support for automatic recvlist buffers

git subrepo clone https://github.com/Atmosphere-NX/Atmosphere-libs libraries ...

subrepo:
  subdir:   "libraries"
  merged:   "07af583b"
upstream:
  origin:   "https://github.com/Atmosphere-NX/Atmosphere-libs"
  branch:   "master"
  commit:   "07af583b"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"