moment2 state print vectors/matrices with commas
moment2 state print vectors/matrices with commas

easier copying to unit tests

frib-high-level-controls/FLAME,mdavidsaver/jmbgsddb,frib-high-level-controls/FLAME,frib-high-level-controls/FLAME,mdavidsaver/jmbgsddb,frib-high-level-controls/FLAME,mdavidsaver/jmbgsddb,frib-high-level-controls/FLAME,mdavidsaver/jmbgsddb,frib-high-level-controls/FLAME