add String method to AbandonResult
add String method to AbandonResult

dudymas/gophercloud,dudymas/gophercloud,carolynvs/gophercloud,feiskyer/gophercloud,jamiehannaford/gophercloud,feiskyer/gophercloud,carolynvs/gophercloud,timbyr/gophercloud,DSpeichert/gophercloud,jamiehannaford/gophercloud,larsbutler/gophercloud,pratikmallya/gophercloud,rackspace/gophercloud,jarosser06/gophercloud,DSpeichert/gophercloud,jarosser06/gophercloud,timbyr/gophercloud,trumant/gophercloud,pratikmallya/gophercloud,sti-jans/gophercloud,larsbutler/gophercloud,clintonskitson/gophercloud,clintonskitson/gophercloud,sti-jans/gophercloud,rackspace/gophercloud,trumant/gophercloud