add mockup root for permissions

scm-ui/src/permissions/containers/Permissions.js

@@ -0,0 +1,13 @@
+//@flow
+import React from "react";
+import type { History } from "history";
+
+type Props = {};
+
+class Permissions extends React.Component<Props> {
+  render() {
+    return <div>Permissions will be shown here!</div>;
+  }
+}
+
+export default Permissions;