(Eng) Undo the change in FunRP from #381

src/english/CatEng.gf

@@ -89,8 +89,6 @@ concrete CatEng of Cat = CommonX - [Pol,CAdv] ** open ResEng, Prelude in {
     Prep = {
         s : Str ;       -- "with", "ago"
         isPre : Bool ;  -- whether it's pre- or postposition: "with"=True, "ago"=False
-        isPoss : Bool ; -- whether it becomes "whose" in FunRP: "John, whose mother is wise"
-        empty : Str ;   -- dummy empty string to avoid issues with parsing, if s field is replaced by "whose" in FunRP
         } ;
     CAdv = {s : Polarity => Str; p : Str} ;