Bug fix for UCASCI for multiple CI roots.
Bug fix for UCASCI for multiple CI roots.

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