added relative pronoun

src/macedonian/RelativeMkd.gf

@@ -0,0 +1,9 @@
+concrete RelativeMkd of Relative = CatMkd ** open Prelude,ResMkd in {
+  lin IdRP = {s = table {
+                    GSg Masc => "кој" ;
+                    GSg Fem => "која" ;
+                    GSg Neuter => "кое" ;
+                    GPl => "кои"
+                  }
+             } ;
+}