one new verb paradigm for Polish resource and one new function in ExtraPol

lib/src/polish/ExtraPol.gf

@@ -1,6 +1,13 @@
 concrete ExtraPol of ExtraPolAbs = CatPol ** open ResPol in {
 
-  lin ProDrop p = {
+  lin 
+
+  QualifierCN adj cn = {
+    s = \\n,c => (cn.s ! n ! c) ++ (adj.s ! AF (cast_gennum!<cn.g,n>) c);
+    g = cn.g    
+  };
+
+  ProDrop p = {
     nom = [] ;
     voc = p.voc ;
     dep = p.dep ;