Updated methods dependent to Antrl4-maven-plugin libraries.

Change-Id: Id842f5b930a06414f1829e3c4503cd324d6a85fb
diff --git a/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java b/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java
index ec8c85d..37d81a0 100644
--- a/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java
+++ b/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java
@@ -10,11 +10,11 @@
     @Test
     public void testSalt () {
         String salt = BCrypt.gensalt(8);
-        System.out.println(salt);
+//        System.out.println(salt);
 
         String plain = "secret";
         String password = BCrypt.hashpw(plain, salt);
-        System.out.println(password);
+//        System.out.println(password);
         
         assertTrue(BCrypt.checkpw(plain, password));
     }