Made link to devstack installation internal (instead of external)
Made link to devstack installation internal (instead of external)

Change-Id: Id3fece04f877cd3a6ce241cd08f9d6859ebd0397

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