Add acceptance test for reset API key.
Add acceptance test for reset API key.

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