Rewrite get_monkhorst_pack to remove ASE dependency
Rewrite get_monkhorst_pack to remove ASE dependency

sunqm/pyscf,gkc1000/pyscf,gkc1000/pyscf,sunqm/pyscf,sunqm/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,sunqm/pyscf