Introducing commands to be utilized for functional

testing using Isolation Models

More Information can be found here

https://wiki.opendaylight.org/view/ODL_Distributed_Datastore_Test_Cases_Using_Isolation_Modules

patch 2: copyright header added
Signed-off-by: Basheeruddin Ahmed <syedbahm@cisco.com>
Merge "Introducing commands to be utilized for functional"