Merge remote-tracking branch 'origin/master'

src/Credentials.java

     private String hash;
 
     public Credentials(String login, String password) {
+        this.hash = Helpers.getHash(password);
+        this.login = login;
+    }
+
+    public boolean valid() {
         for (String line:
                 Helpers.readTextdatei("data/passwd.txt")) {
             System.out.println(line);
         }
-    }
-
-    public boolean valid() {
-    return false;
+        return false;
     }
 }