Fixed test in TestIndexer to deal with additional wiki file

Change-Id: I73e33d0a7f55f998c8dc6e3cefba56f4c8f232e8
diff --git a/src/test/java/de/ids_mannheim/korap/TestIndexer.java b/src/test/java/de/ids_mannheim/korap/TestIndexer.java
index c575f12..c83d87d 100644
--- a/src/test/java/de/ids_mannheim/korap/TestIndexer.java
+++ b/src/test/java/de/ids_mannheim/korap/TestIndexer.java
@@ -43,7 +43,7 @@
     public void testMultipleInputFiles () throws IOException {

         Indexer.main(new String[] { "-c", "src/test/resources/krill.properties",

                                     "-i", "src/test/resources/wiki"});

-        assertEquals("Added or updated 18 files.\n", outputStream.toString());

+        assertEquals("Added or updated 19 files.\n", outputStream.toString());

     }