move messenger after backbone, _ so it uses those instead of the shim.

UI/Index.html

@@ -92,10 +92,10 @@
 <script src="/JsLibraries/bootstrap.js"></script>
 <script src="/JsLibraries/bootstrap.slider.js"></script>
 <script src="/JsLibraries/bootstrap.switch.js"></script>
-<script src="/JsLibraries/messenger.js"></script>
 <script src="/JsLibraries/underscore.js"></script>
 <script src="/JsLibraries/handlebars.runtime.js"></script>
 <script src="/JsLibraries/backbone.js"></script>
+<script src="/JsLibraries/messenger.js"></script>
 <script src="/JsLibraries/backbone.modelbinder.js"></script>
 <script src="/JsLibraries/backbone.mutators.js"></script>
 <script src="/JsLibraries/backbone.marionette.js"></script>