Compiling_QE

Before cloning, compiling and testing:                              
Description                Space           # of files                       
/home (user nike)         36G/53G            359k/500k

After: 
/home (user nike)         38G/53G            377k/500k

On graham-login2 (2023 02 03 version of the code): time make -j18, real	3m27.696s, user	16m55.819s, sys	9m36.616s, 0/236 tests passed: time make run-tests lead to: real	2m46.353s, user	0m15.116s, sys	2m14.935s.