widgets - propagate current parent orientation to sub object.
widgets - propagate current parent orientation to sub object.

If object is unset then set to parent again, the current orientation signals
should be emitted so as to be latest state.

@fix

tasn/elementary,tasn/elementary,rvandegrift/elementary,tasn/elementary,FlorentRevest/Elementary,tasn/elementary,rvandegrift/elementary,FlorentRevest/Elementary,FlorentRevest/Elementary,FlorentRevest/Elementary,rvandegrift/elementary,tasn/elementary,rvandegrift/elementary