Use util.js and sprintf.js from js/custom/

webgui/index.html

@@ -40,9 +40,8 @@
 		Our own libraries
 	-->
 	<script type="text/javascript">document.getElementById('loading-msg').innerHTML = 'Libraries...';</script>
-	<script type="text/javascript" src="js/app/util.js"></script>
-	<script type="text/javascript" src="js/app/sprintf.js"></script>
-
+	<script type="text/javascript" src="js/custom/util.js"></script>
+	<script type="text/javascript" src="js/custom/sprintf.js"></script>
 	<script type="text/javascript" src="js/custom/regexes.js"></script>
 	<script type="text/javascript" src="js/custom/vtypes.js"></script>
         <script type="text/javascript" src="js/custom/menu/EditableItem.js"></script>
@@ -56,7 +55,6 @@
 	<script type="text/javascript" src="js/custom/GridFilters/BooleanFilter.js"></script>
 	<script type="text/javascript" src="js/custom/ProgressFormPanel.js"></script>
 	<script type="text/javascript" src="js/custom/common.js"></script>
-
 	<script type="text/javascript" src="js/custom/generic.js"></script>
 
 	<!--