* tests/conform/test-conform-common.c
* tests/conform/test-pick.c:
Instead of using clutter_stage_new /clutter_actor_destroy as a way to
avoid cascading side effects between unit tests, due to left over
actors, we now destroy all children of the default stage between
tests instead.
* tests/conform/wrapper.sh:
Adds a convenience note about how to run valgrind for an individual
unit test