Merge pull request #148 from salonegupta/7.5.x

BPMS-1129: BPMS Web Applications Consolidation
Fixed QueryParameterException in Custom Column
Fixed DataException, Getting while performing Retire or Activate process.
Merge pull request #149 from bapiraju/7.5.x

Fixed QueryParameterException in Custom Column
BPMS-1139: Workflow spring configuration consolidation.