Added Constants.Explore.START_ON_DEMAND config option
Use Constants.Explore.START_ON_DEMAND to speedup TestBase startup and shutdown
Addressed comments
Addressed comments and added startOnDemand to ExploreExecutorHttpHandler
Move input for DatasetAdminOpHTTPHandler.{create,drop} to body
Start on demand in BaseHiveExploreService instead
Addressed comments
Merge pull request #459 from caskdata/feature/ds-create-body

(CDAP-352) Move input for DatasetAdminOpHTTPHandler.create to body
Merge pull request #543 from caskdata/feature/speedup-testbase

CDAP-86 Improve TestBase startup and shutdown time
CDAP-472 fix list datasets example in docs
Merge pull request #548 from caskdata/feature/CDAP-472-ListDatasetFix

CDAP-472 fix list datasets example in docs
Use maven resource filtering to automatically set version in cdap-cli scripts
Merge pull request #550 from caskdata/feature/improve-cli-version

CDAP-474 Use maven resource filtering to automatically set version in cdap-cli scripts