Update README.md (vuejs#1169)

Author: skyrpex

README.md

@@ -1112,6 +1112,7 @@ Tooltips / popovers
  - [vue-brunch](https://github.com/nblackburn/vue-brunch) - Adds support to Brunch for pre-compiling single file Vue components.
  - [poi](https://github.com/egoist/poi) - Start writing an app with a single .js file, Poi could handle all the development setups for you, no more configuration hell.
  - [http-vue-loader](https://github.com/FranckFreiburger/http-vue-loader) - Load .vue files directly from your html/js without node.js environment nor build step.
+ - [vue-jsx-hot-loader](https://github.com/skyrpex/vue-jsx-hot-loader) - Enable HMR for Vue.js components with JSX render functions.
 
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