F12630: datepicker optimized version 1.0

F12630: Implemented features and bug fixes for Refs #14738 , Refs #14736, Refs #13767, Refs #14619, Refs #14245.

extension/Tests/Unit/Core/Store/StoreTest.php

@@ -423,7 +423,8 @@ class StoreTest extends TestCase {
             SYSTEM_ENCRYPTION_METHOD => 'AES-128',
             SYSTEM_CMD_PDF2PS => 'pdf2ps',
             SYSTEM_CMD_PS2PDF => 'ps2pdf',
-            SYSTEM_REMEMBER_LAST_PILL => 1
+            SYSTEM_REMEMBER_LAST_PILL => 1,
+            SYSTEM_DATE_TIME_PICKER_TYPE => 'qfq'
         ];
 
         $body = json_encode([