fixed the treatment of tenses in Urd files

src/api/TryUrd.gf

@@ -1,5 +1,5 @@
 --# -path=.:alltenses:prelude
---# -path=.:./present:c:/gf/lib/src/prelude:c:/gf/lib/src/abstract:c:/gf/lib/src/api:c:/gf/lib/src/urdu:c:/gf/lib/src/common 
+
 resource TryUrd = SyntaxUrd - [mkAdN] , LexiconUrd, ParadigmsUrd - [mkAdv,mkDet,mkIP,mkAdN] ** 
   open (P = ParadigmsUrd) in {