fixed bug with using TextProgressBar in mcsolve when ntraj is a list
fixed bug with using TextProgressBar in mcsolve when ntraj is a list

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