add a note regarding pre-processors

yyx990803 · yyx990803 · commit 3713f5215009 · 2014-11-17T11:52:55.000-08:00
diff --git a/README.md b/README.md
@@ -1 +1,3 @@
-Syntax highlighting for single-file [Vue.js](http://vuejs.org) components (enabled by [Vueify](https://github.com/vuejs/vueify) or [vue-loader](https://github.com/vuejs/vue-loader)).
+Syntax highlighting for single-file [Vue.js](http://vuejs.org) components (enabled by [Vueify](https://github.com/vuejs/vueify) or [vue-loader](https://github.com/vuejs/vue-loader)).
+
+**NOTE:** You still need to install corresponding packages for pre-processors (e.g. Jade, SASS, CoffeeScript) to get proper syntax highlighting for them.
