use `openstack` cli instead of `keystone`cli 87/15687/6
authordongwenjuan <dong.wenjuan@zte.com.cn>
Thu, 16 Jun 2016 07:26:32 +0000 (15:26 +0800)
committerdongwenjuan <dong.wenjuan@zte.com.cn>
Thu, 16 Jun 2016 09:24:47 +0000 (17:24 +0800)
As in OpenStack, `keystone` cli is not used,
change `openstack` cli instead of `keystone`cli

Change-Id: I2c4679cba7fd80ea33098f89fbd9eecf65abdd8a
Signed-off-by: dongwenjuan <dong.wenjuan@zte.com.cn>

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