Set demo env as default

Author: cuongquay

package.json

@@ -34,7 +34,7 @@
     "hogan.js": "^3.0.2",
     "mkdirp": "^1.0.4",
     "readline-sync": "^1.4.10",
-    "simplify-templates": ">=0.1.28",
+    "simplify-templates": ">=0.1.29",
     "uuid": "^8.1.0"
   }
 }