fabfile: changed fabric tasks to use circus
fabfile: changed fabric tasks to use circus

marcelometal/gandalf,marcelometal/gandalf,tsuru/gandalf,gleez/gandalf,tsuru/gandalf,flaviamissi/gandalf,flaviamissi/gandalf,gleez/gandalf,scorphus/gandalf,marcelometal/gandalf,gleez/gandalf,scorphus/gandalf