Merge pull request #149 from bapiraju/7.5.x

Fixed QueryParameterException in Custom Column
BPMS-1139: Workflow spring configuration consolidation.
Merge pull request #150 from salonegupta/7.5.x

BPMS-1139: Workflow spring configuration consolidation.
BPMS-1139: Tempo access control properties are moved to a separate spring configuration file.
BPMS-1157: Modified database jndi value.
BPMS-1157: Modified code to load complete spring context at startup.
BPMS-1157: Replaced database jndi with a placeholder.
BPMS-1135: Added LoadAllBeansOnStartup property for task attachment service initialization.
BPMS-1135: Corrected query and snippet responsible for setting parameter for the query.
CON-794 - Fixed