paths in Symbol modules; present in ResRon (not complete)

src/danish/SymbolDan.gf

@@ -1,4 +1,4 @@
---# -path=.:scandinavian:abstract:common
+--# -path=.:../scandinavian:../abstract:../common
 
 concrete SymbolDan of Symbol = CatDan ** SymbolScand with
   (ResScand = ResDan) ;