This updates `fmt` to the latest version and moves to just being a copy
of their repo to make updating easier (no editing their cmake / figuring
out which files to minimally include).
The motivation for this is now that we switched to C++ 20, there were a
ton of deprecated function usages that is going away in future compiler
versions. This gets rid of all those warnings.
* wip decompiler ir
* add AtomicOp stuff
* fix windows build and warnings
* add instruction parser
* include
* make minilzo shared
* odr fix
* a
* fix merge conflicts
* move decompiler into namespace
* update the code coverage to include the decompiler
* add demo test
* add register use test to example test
