[Forms] Initial minimal functionality

Initial minimal working implementation where a
two-way binding between form and form user is
observable.

Notably, change ng-options to options, since
ng-options is terminal (it breaks mct-control).

WTD-530

platform/forms/src/MCTForm.js

@@ -22,7 +22,7 @@ define(
             return {
                 restrict: "E",
                 templateUrl: templatePath,
-                scope: { structure: "=", model: "=ngModel" }
+                scope: { structure: "=", ngModel: "=ngModel" }
             };
         }