同步组http://www.douban.com/group/topic/29387804/
ldapsearch -x -w password -D "cn=me,cn=Users,dc=hello,dc=com" -b "cn=Users,dc=hello,dc=com" -h 8.8.8.8
https://pythonhosted.org/django-auth-ldap/reference.html
http://ctripmysqldba.iteye.com/blog/1880109
http://stackoverflow.com/questions/12360350/django-user-authentication-django-auth-ldap-backend-ldapbackend
http://www.cnblogs.com/xiaobu/archive/2012/10/09/2716837.html
http://www.v2ex.com/t/192157
https://github.com/susundberg/django-auth-ldap-ad
http://django-china.cn/topic/2/
http://docs.django-userena.org/en/latest/
http://www.jb51.net/article/67019.htm
http://django-oauth-toolkit.readthedocs.org/en/latest/contributing.html
http://www.ruanyifeng.com/blog/2014/05/oauth_2_0.html
http://www.jb51.net/article/57530.htm
http://qinxuye.me/article/third-party-authentication-in-django/
django-userena使用指南
http://docs.django-userena.org/en/latest/installation.html#installing-django-userena