Scheduler changes is a combination of 2 commits.

update API changes for scheduler jobs

added scheduler job update API

added pagination for job history
merging in pramods changes for scheduler update functionality...
view holidays(improvement)
Merge pull request #466 from goutham-M/mifosx-550

view holidays(improvement)
refactoring scheduler api names and adding TODO's to be consistent with the rest of the application
Merge pull request #467 from vishwasbabu/pramodn02-MIFOSX-506_77

Pramodn02 mifosx 506 77
loan application submit on date after the product close date is getting created
Merge pull request #468 from goutham-M/mifosx-558

modify loan application submit on date after the product close date is getting created(fixed)
updating to 1.6.0 RELEASE
Update CHANGELOG.md

for 1.6.0 RELEASE
develop branch updated to 1.7.0.DEVELOP
Merge remote-tracking branch 'upstream/develop'