change in Romance agreement to produce correct number for polite singular pronouns ; linking functions that involve mkClause now takes a long time and should be revised

lib/src/catalan/DiffCat.gf

@@ -88,10 +88,11 @@ oper
    infForm _ _ _ _  = True ;
  
    mkImperative b p vp = {
-      s = \\pol,aag => 
+      s = \\pol,agr => 
         let 
           pe    = case b of {True => P3 ; _ => p} ;
-          agr   = aag ** {p = pe} ;
+----          agr   = aag ** {p = pe} ;
+          aag   = verbAgr agr ; ----
           clpr  = <[],[],False> ; ----e pronArg agr.n agr.p vp.clAcc vp.clDat ;
 ----e          verb  = case <aag.n, pol,pe> of {
 ----e            <Sg,Neg,P2> => (vp.s ! VPInfinit Simul clpr.p3).inf ! aag ;