output tests files are renamed

tests/unittests.html

@@ -36,9 +36,9 @@
         mocha.setup('bdd');
         mocha.checkLeaks();
     </script>
-    <script src="./js/styleTests.js"></script>
-    <script src="./js/timelineTests.js"></script>
-    <script src="./js/settingsTests.js"></script>
+    <script src="./js/styleTests.test.js"></script>
+    <script src="./js/timelineTests.test.js"></script>
+    <script src="./js/settingsTests.test.js"></script>
     <script class="mocha-exec">
         mocha.run();
     </script>