Prepare for next development iteration

Change-Id: I49eb41707af18c65a8742412f469a38c855ab527
Update kurento-module-creator dependencies

Change-Id: I65d96d4cec29fe09e8799a762fad6171529553a8
cmake: Rquire version 3.0.3 of kurento-module-creator

Change-Id: Id935864fc953e14216e1526627445389e4a8d757
Prepare release 5.0.2

Change-Id: Ib394dcda0c73be1e614a48db1d2e9ea412fc2052