Tidied up some of the angular code, split the UI into it's own directives for easier maintainability

Also changed the spinner to white for #715

PlexRequests.UI/Content/app/userManagement/Directives/userManagementDirective.js

@@ -0,0 +1,25 @@
+(function () {
+
+    module.directive('tableComponent',
+            function () {
+                return {
+                    templateUrl: createBaseUrl(getBaseUrl(), 'Content/app/userManagement/Directives/table.html')
+                };
+            })
+        .directive('addUser',
+            function () {
+                return {
+                    templateUrl: createBaseUrl(getBaseUrl(), 'Content/app/userManagement/Directives/addUser.html')
+                };
+            })
+        .directive('sidebar',
+            function () {
+                return {
+                    templateUrl: createBaseUrl(getBaseUrl(), 'Content/app/userManagement/Directives/sidebar.html')
+                };
+            });
+
+    function getBaseUrl() {
+        return $('#baseUrl').text();
+    }
+})();