Merge pull request #5 from cycgit/readme

update readme

Author: cycgit

README.md

@@ -1,8 +1,7 @@
 # vue-pagination
 简单的分页组件
 ```
-git clone https://github.com/cycgit/vue-pagination.git
-cd vue-pagination
-open index.html
+$ git clone https://github.com/cycgit/vue-pagination.git && cd vue-pagination
+$ open index.html
 ```
  ![image](https://github.com/cycgit/vue-pagination/blob/master/demo.png)