add local settings for dmrgci
use gto.mole.groupname to store the point group name
update fcisolver struct, fix bug in symm adapted basis
fix bug in symm for linear molecule. Add symm support for fcidump
add missing file in symm
add symmetry information in dmrgscf
add fci.solver.dump_flags,  fix spelling error
small test system for dmrgci
Add CheMPS2 interface
lazy import chemps2 python wrapper
add dump_flags to print dmrg solver input flags
Merge branch 'dmrgscf'

Conflicts:
	future/dmrgscf/dmrgci.py
	future/dmrgscf/settings.py.example