<bugfix>repository_vt_id now represents the crowdlabs vistrail object id instead of the vistrails db id</bugfix> <bugfix>when merging a vistrail with one on the web repository, a check is made to see if that vistrail still exists</bugfix>
<bugfix>repository_vt_id now represents the crowdlabs vistrail object id instead of the vistrails db id</bugfix>
<bugfix>when merging a vistrail with one on the web repository, a check is made to see if that vistrail still exists</bugfix>

Made progress eliminating bugs in the web repository upload code, yet many bugs still persist and the upload service remains unstable.

gui/repository.py:
 - QRepositoryPushWidget.check_dependencies: Eliminated url requests relating to id lookups. Added logic to not merge a vistrail if it has been removed from the web repository.


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