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.
* new method of inline-array-class
* up to new array
* wip side effect stuff
* prepare for pop barrier stuff
* add pop barrier
* add local vars hack to compiler
* fix bug, make sort work
* add test for array
* bug fixes
* another bug fix
* refactoring env variable print for casts
* more tweaks
* updates
* final cleanup
* codacy fixes
* 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