Draft: Merge the latest contrib installation into master
Add a patch setting proper build targets for clang for aarch64; Add congiguration flags for gcc similiar to CMS; set LLVM_ENABLE_ASSERTIONS=OFF
Edited by Dmitri Konstantinov
Add a patch setting proper build targets for clang for aarch64; Add congiguration flags for gcc similiar to CMS; set LLVM_ENABLE_ASSERTIONS=OFF