说明：  简单地讲, 一个RCP应用就是一个可独立于Eclispe IDE开发环境运行的Eclipse 插件. 下面我们以一个简单的例子开始我们的RCP旅
(Simply put, an RCP application is an independent Eclispe in the development environment IDE Eclipse plug-in operation. Below we give a simple example of the beginning of our journey RCP)