update release properties for develop branch.
added undo writeoff transaction
added API changes
added running balance as optional to GLAccount
Merge pull request #686 from pramodn02/MIFOSX-744

mifosx-744:added running balance as optional to GLAccount
MIFOS-805:Corrected update of loan product for term variation for loan cycle
MIFSOX-810: exception message returned rather than clean error message when attempt to add user that already exists.
mifosx-801:submitted date updation for clients
MIFOSX-811: ensure undo disbursement regenerated schedule when expected and actual disbursement dates are different.
update changelog for 1.15.1 release
fix for MIFOSX-820
fix for MIFOSX-818
fix for MIFOSX-821
Added .gradletasknamecache to gitignore list
Merge pull request #692 from gsluthra/gitignore

Added .gradletasknamecache to gitignore list
fix for MIFOSX-822
added holiday status to response
Merge pull request #693 from ashok-conflux/MIFOSX-826

added holiday status to response API data
Add pagination support to audit API
Merge pull request #694 from ashok-conflux/MIFOSX-824

Added pagination support to audit API