<bugfix>Allow reading different versions of subworkflows from DB</bugfix>
<bugfix>Allow reading different versions of subworkflows from DB</bugfix>

core/modules/sub_module.py:
- read_vistrail_from_db:
  Pass version parameter through

hjanime/VisTrails,Nikea/VisTrails,celiafish/VisTrails,hjanime/VisTrails,celiafish/VisTrails,celiafish/VisTrails,Nikea/VisTrails,VisTrails/VisTrails,VisTrails/VisTrails,celiafish/VisTrails,hjanime/VisTrails,minesense/VisTrails,Nikea/VisTrails,minesense/VisTrails,minesense/VisTrails,Nikea/VisTrails,hjanime/VisTrails,VisTrails/VisTrails,VisTrails/VisTrails,minesense/VisTrails,VisTrails/VisTrails,hjanime/VisTrails,minesense/VisTrails