Merge "Remove obsolete and non functional SizeChanged signal from actor" into tizen

diff --cc automated-tests/src/dali/utc-Dali-Actor.cpp
Simple merge

diff --cc automated-tests/src/dali/utc-Dali-Scripting.cpp
Simple merge

diff --cc dali/internal/event/actors/actor-impl.cpp
Simple merge

diff --cc dali/internal/event/actors/actor-impl.h
Simple merge

diff --cc dali/public-api/actors/actor.cpp
Simple merge

diff --cc dali/public-api/actors/actor.h
Simple merge