Kajetans C++ standard library without any C++ dependencies

Kajetan Johannes Hammerle e076804076 Merge with C core 9 mesi fa
cmake e076804076 Merge with C core 9 mesi fa
include e076804076 Merge with C core 9 mesi fa
old e076804076 Merge with C core 9 mesi fa
performance e076804076 Merge with C core 9 mesi fa
src e076804076 Merge with C core 9 mesi fa
test e076804076 Merge with C core 9 mesi fa
testData e076804076 Merge with C core 9 mesi fa
.clangd e076804076 Merge with C core 9 mesi fa
.gitignore e076804076 Merge with C core 9 mesi fa
CMakeLists.txt e076804076 Merge with C core 9 mesi fa