BUG-8: mark deprecated classes as such

These classes refer to various deprecated interfaces of MD-SAL,
triggering a lot of warnings about deprecated constructs. Since these
classes themselves have been superseded, mark them as Deprecated,
lowering the amount of warnings we get.

Change-Id: I19753166fa1fd617ad7085b71a1218f6bc4a3f53
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge "BUG-8: mark deprecated classes as such"