Fix sonar not reporting unit tests

Enables jacoco plugin (uncodnitionally for now) to get sonar to pickup
the stats.
Changed TypeDefinitionCompilationTest because synthetic fields.

Change-Id: I6baced1cd3ed1a10b790c8a7f11348febc1a380b
Signed-off-by: Robert Varga <rovarga@cisco.com>
Signed-off-by: Ladislav Borak <lborak@cisco.com>
Merge "Fix sonar not reporting unit tests"