Remove comment

Signed-off-by: dingxin <dingxin.git@gmail.com>
Add HDFS support

Signed-off-by: dingxin <dingxin.git@gmail.com>
Merge branch 'master' of https://github.com/dingxin/dinglib.git
Resolve servlet-api conflict

Signed-off-by: dingxin <dingxin.git@gmail.com>