Fixed some PEP8 issues.
Fixed some PEP8 issues.

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