Feasibility of transport persistency change can be checked with
Transport::canChangePersistencyTo before executing the actual change.
This enables management to verify persistency and other parameters
in a faces/update command before applying the updates.
Change-Id: Ia283f0daf678f47aad7b78b7e06dee4827f57cab
refs: #3232
This commit also adds the final specifier to some Transport
subclasses in order to improve code generation.
Change-Id: If2979fa1614476a98019ba79cee3961663fc447b
Refs: #3318