tree af79f65d4c480ceeeeb6e5d3e8ce1ee09623be2d
parent 53015677cd2d96ade6863c67b4736128195798ff
author zhufl <zhu.fanglei@zte.com.cn> 1473405783 +0800
committer zhufl <zhu.fanglei@zte.com.cn> 1473669242 +0800

Add description to the help of enable_instance_password

enable_instance_password in tempest.conf is a little
confusing to users who are not so familier with nova.
So this is to add a simple guide for setting its value
(just the same as the value in nova.conf)

Change-Id: I1ee732c3673cac1b64dcadeb1f6f65e3691fd9c6