Working with interfaces.

Working with interfaces.
Created new place for grammar parsers.
Created new script jgf2+.

bin/jgf2

@@ -5,7 +5,7 @@ GFHOME=/home/aarne/GF2/bin
        # /.../chalmers.se/fs/cab/cs/.users/markus/home/GF1
 
 JGUILIB=$GFHOME/java/
-GF=$GFHOME/gf2+
+GF=$GFHOME/gf2
 JGUI=GFEditor
 
 java -cp $JGUILIB $JGUI "$GF -java $*"