Bump oslo.config version to use Havana release
Bump oslo.config version to use Havana release

Change-Id: If56f6a6fd64214783bbebfbe357605a381886d3e

esikachev/scenario,bigfootproject/sahara,ekasitk/sahara,xme1226/sahara,esikachev/sahara-backup,bigfootproject/sahara,tellesnobrega/storm_plugin,mapr/sahara,crobby/sahara,bigfootproject/sahara,mapr/sahara,egafford/sahara,crobby/sahara,henaras/sahara,openstack/sahara,keedio/sahara,zhujzhuo/Sahara,esikachev/sahara-backup,esikachev/scenario,openstack/sahara,tellesnobrega/storm_plugin,redhat-openstack/sahara,citrix-openstack-build/sahara,keedio/sahara,zhujzhuo/Sahara,matips/iosr-2015,xme1226/sahara,egafford/sahara,xme1226/sahara,crobby/sahara,matips/iosr-2015,citrix-openstack-build/sahara,mapr/sahara,keedio/sahara,zhangjunli177/sahara,redhat-openstack/sahara,citrix-openstack-build/sahara,tellesnobrega/sahara,matips/iosr-2015,zhangjunli177/sahara,ekasitk/sahara,tellesnobrega/storm_plugin,esikachev/scenario,zhangjunli177/sahara,redhat-openstack/sahara,zhujzhuo/Sahara,henaras/sahara,ekasitk/sahara,henaras/sahara,esikachev/sahara-backup,tellesnobrega/sahara