Move signal discovery of ancestors into separate staticmethod which is used by kaa sphinx extensions.
Move signal discovery of ancestors into separate staticmethod which is used
by kaa sphinx extensions.


git-svn-id: 9d763a2146cc7918956fa045a5de4b112f309167@4557 a8f5125c-1e01-0410-8897-facf34644b8e

freevo/kaa-base,freevo/kaa-base