官网：
http://lucene.apache.org/
http://archive.apache.org/dist/lucene/java/
各中文分词比较
http://blog.csdn.net/chaocy/article/details/5938741
教程相关：
http://blog.chinaunix.net/uid-20648927-id-1907275.html
庖丁解牛下载地址
http://code.google.com/p/paoding/
http://code.google.com/p/paoding/downloads/list
IK_analysizer
https://code.google.com/p/ik-analyzer/downloads/list
