added fundef_cong rule for the Option__Option_P predicate generated for the Option type (needed to prove termination of any automatically-generated _P predicates that use Option__Option_P)
added fundef_cong rule for the Option__Option_P predicate generated for the Option type (needed to prove termination of any automatically-generated _P predicates that use Option__Option_P)

git-svn-id: 9ecf60ce9baff443e30a0472d3fd222fcb8117cf@9563 7b97033b-253e-4a5c-9b07-e25f9089a9fd

KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware