Add asset management using grunt-include-source.

grunt-config/includeSource.js

@@ -0,0 +1,13 @@
+'use strict';
+
+module.exports = {
+  options: {
+    basePath: 'accountant/frontend',
+    baseUrl: ''
+  },
+  index: {
+    files: {
+      'accountant/frontend/templates/layout.html': 'accountant/frontend/templates/layout.html'
+    }
+  }
+};