editorial changes + 1 picture update in the UG
editorial changes + 1 picture update in the UG

Signed-off-by: balaskoa <8f5072fe8fe9648c8b5bfa6c43cb7e9d4a4e26a6@ericsson.com>

eroslevi/titan.EclipsePlug-ins,eroslevi/titan.EclipsePlug-ins,eroslevi/titan.EclipsePlug-ins,eroslevi/titan.EclipsePlug-ins,eroslevi/titan.EclipsePlug-ins