[RCD] Please restore upgrade tutorial

Zhang Huangbin zhb at iredmail.org
Wed Apr 27 02:12:16 CEST 2016

Dear developers,

Could you please help restore the Roundcube upgrade tutorial? Old link is:

But i cannot find it in github repo. It's very important to sysadmins who need to upgrade. Thanks.

Zhang Huangbin, founder of iRedMail project: http://www.iredmail.org/
Time zone: GMT+8 (China/Beijing).

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