Trim patsy strings so it isn't confused by multiline YAML input.
Trim patsy strings so it isn't confused by multiline YAML input.

apdjustino/urbansim,VladimirTyrin/urbansim,VladimirTyrin/urbansim,UDST/urbansim,bricegnichols/urbansim,AZMAG/urbansim,waddell/urbansim,synthicity/urbansim,ual/urbansim,AZMAG/urbansim,apdjustino/urbansim,SANDAG/urbansim,synthicity/urbansim,bricegnichols/urbansim,SANDAG/urbansim,synthicity/urbansim,waddell/urbansim,UDST/urbansim,UDST/urbansim,AZMAG/urbansim,SANDAG/urbansim,apdjustino/urbansim,ual/urbansim,waddell/urbansim,ual/urbansim,VladimirTyrin/urbansim,VladimirTyrin/urbansim,UDST/urbansim,bricegnichols/urbansim,apdjustino/urbansim,AZMAG/urbansim,bricegnichols/urbansim,waddell/urbansim,SANDAG/urbansim,ual/urbansim,synthicity/urbansim