http://blog.bsdn.org/2012/01/02/%E4%BD%BF%E7%94%A8gradle%E7%AE%A1%E7%90%86%E7%AC%AC%E4%B8%89%E6%96%B9%E4%BE%9D%E8%B5%96/
http://www.mvnrepository.com/artifact/commons-beanutils/commons-beanutils/1.8.3
