Project manage_maven3安裝，配置

參考：

http://blog.csdn.net/luyee2010/article/details/8498365

http://blog.csdn.net/geminit2011/article/details/9626851

sudo add-apt-repository ppa:natecarlson/maven3
sudo apt-get update && sudo apt-get install maven3
sudo ln -s /usr/bin/mvn3 /usr/bin/mvn
sudo ln -s /usr/bin/mvn3 /usr/bin/mvn

m2e離線安裝包

http://ishare.iask.sina.com.cn/f/36090147.html