BUG 1001 Failing test - RestGetOperationTest.getStreamsTest

responseBody variable now contained some data and therefore it wasn't xml
tag <streams/> but <streams></streams>

Change-Id: I73004f848f0dfc5f2929f8f8ea2dbd6afc25d35a
Signed-off-by: Jozef Gloncak <jgloncak@cisco.com>
Merge "BUG 1001 Failing test - RestGetOperationTest.getStreamsTest"