|#1271| +RahulK| added columns in child_coverage_line_items, opened_vials, added API to update the same
|#1271| +RahulK| adding DTOs for childCoverageLineItem, openedVialLIneItem, childCoverage
|#1271| +RahulK| included child coverage in sync of facility visit, changed outreach name of attributes to consistent case
|#1271| +RahulK| fixing nasty bug, not overriding openedVial value when NR for Polio10 or Penta1 changes.