Removed old compute references from service_catalog.py
Removed old compute references from service_catalog.py

rackerlabs/heat-pyrax,pratikmallya/pyrax,ddaeschler/pyrax,emonty/pyos,rackspace/pyrax,mandx/pyrax,vikomall/pyrax,briancurtin/pyrax,0dataloss/pyrax,EdLeafe/pyrax,roelvv/pyrax,sivel/pyrax,opsdisk/pyrax,naemono/pyrax