显示一直在resolving dependencies，速度很慢 原因：maven会使用远程编程仓库来加载依赖，是一个国外的网站，所以会很慢。应该使用阿里云的镜像，这样速度会提升很多。
Currrently, all the topics that are listed in http://help.eclipse.org/galileo/index.jsp are not installed on my machine. I understand that help is only installed for the plugins that are installed alr
加载中,请稍侯......