Added an extra step to update main table from an incoming file.
Added an extra step to update main table from an incoming file.

dssg/plenario,tosseto/plenario,tosseto/plenario,dssg/plenario,UrbanCCD-UChicago/plenario,UrbanCCD-UChicago/plenario,tosseto/plenario,UrbanCCD-UChicago/plenario,dssg/plenario