split up methods from the PathHelper class and moved them to Path and Geometry. Path specific methods went to Path, and general purpose geometric utility methods went to the Geometry utility class. TextPath now inherits methods from Path

tests/html/performanceTests.html

@@ -11,6 +11,7 @@
         <!-- assets -->
 		<script src="../js/Test.js"></script>
 		<script src="../js/performanceTests.js"></script>
+		<script src="../assets/worldMap.js"></script>
 		<script>
             window.onload = function() {
                 var test = new Test();