added GN & SN categories for constructing names

src/catalan/ExtendCat.gf

@@ -15,5 +15,10 @@ concrete ExtendCat of Extend = CatCat ** ExtendRomanceFunctor--  -
   ParadigmsCat in {
     -- put your own definitions here
 
+lin GivenName, Surname = \n -> n ;
+lin FullName gn sn = {
+       s = gn.s ++ sn.s ; 
+       g = gn.g
+    } ;
 
 } ;