added DecRef for the meshobjectfactory after it was set as the factory for the wrapper, since the SetMeshObjectFactory also IncRefs it.
added DecRef for the meshobjectfactory after it was set as the factory for the wrapper, since the SetMeshObjectFactory also IncRefs it.


git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@8038 8cc4aa7f-3514-0410-904f-f2cc9021211c

crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS