Updated from global requirements
Updated from global requirements

Change-Id: I2646afdf37d120502ede3a02da16a50d96817b61

openstack/dragonflow,FrankDuan/df_code,neoareslinux/dragonflow,FrankDuan/df_code,FrankDuan/df_code,openstack/dragonflow,neoareslinux/dragonflow,openstack/dragonflow