Unabbreviated function names in three_level_atom. three_lvl_* are now three_level_* to be consistent with module name.
Unabbreviated function names in three_level_atom. three_lvl_* are now three_level_* to be consistent with module name.

cgranade/qutip,anubhavvardhan/qutip,qutip/qutip,qutip/qutip,zasdfgbnm/qutip,zasdfgbnm/qutip,anubhavvardhan/qutip,cgranade/qutip