1. add reference

wedog · wedog · commit 2e55a57892f7 · 2017-12-08T14:44:16.000+08:00
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
 # vue-scroll-load
 
-[![npm version](https://badge.fury.io/js/vue-scroll-load.svg)](https://badge.fury.io/js/vue-scroll-load)[![Build Status](https://travis-ci.org/wedog/vue-scroll-load.svg?branch=master)](https://travis-ci.org/wedog/vue-scroll-load)
+[![npm version](https://badge.fury.io/js/vue-scroll-load.svg)](https://badge.fury.io/js/vue-scroll-load) [![Build Status](https://travis-ci.org/wedog/vue-scroll-load.svg?branch=master)](https://travis-ci.org/wedog/vue-scroll-load)
 
 Component for [Vue2](https://vuejs.org/index.html).Pull up loading. Pull down refresh.
 
