Bug-574 Added a 4th RPC Invocation strategy for the case where the RPC has an output, but no input

Change-Id: I7d1a596f3bb1362044cc240a15bdb9bb7d094c55
Signed-off-by: Mayank Agarwal <mayagarw@cisco.com>
Merge "Bug-574 Added a 4th RPC Invocation strategy for the case where the RPC has an output, but no input"