added a createDateTime test

Author: AbcAeffchen

README.md

@@ -105,9 +105,5 @@ The `HTML_PATTERN` constants can be used as HTML5 pattern attribute. It is user
 the corresponding `PATTERN` as they allows lowercase characters and whitespaces. This is corrected 
 by the `check` methods.
 
-##Thanks##
-Thanks to [Herrmann Herz](https://github.com/Heart1010) who supported me debugging and with great 
-ideas to improve Sephpa.
-
 ##Licence##
 SepaUtilities is licensed under the MIT Licence.

tests/SepaUtilitiesTest.php

@@ -280,5 +280,10 @@ public function testCheckAndSanitizeAll()
         $this->assertTrue(SepaUtilities::checkAndSanitizeAll($directDebitPaymentInformation));
     }
 
+    public function testCheckCreateDateTime()
+    {
+        $this->assertSame('2014-10-19T00:36:11',SepaUtilities::checkCreateDateTime('2014-10-19T00:36:11'));
+    }
+
 }