better dictionary visualization in the Android App

lib/src/english/ParseEng.gf

@@ -149,5 +149,9 @@ lin
   PPos = {s = [] ; p = CPos} ;
   PNeg = {s = [] ; p = CNeg True} ; -- contracted: don't
   UncNeg = {s = [] ; p = CNeg False} ;
+
+lincat
+    Feat = Str;
+lin FeatN, FeatN2 = \_ -> "";
     
 }

lib/src/english/ParseEngAbs.gf

@@ -72,4 +72,9 @@ fun CompoundCN : Num -> N -> CN -> CN ;
 	AdAdV : AdA -> AdV -> AdV ;
 
 	UttAdV : AdV -> Utt;
+	
+cat Feat;
+fun FeatN  : N  -> Feat;
+    FeatN2 : N2 -> Feat;
+
 }