http://blog.html5funny.com/2015/06/19/open-app-from-mobile-web-browser-or-webview/
http://panli.mu.gg/2016/06/14/webapp/H5%E9%A1%B5%E9%9D%A2%E5%94%A4%E9%86%92App%E5%AE%9E%E7%8E%B0%E6%96%B9%E6%A1%88/
浏览器唤起APP的需求
