docs: def change_ssh_port():
      """
      For security woven changes the default ssh port.
      
      """
      host = normalize(env.host_string)[1]
  
      after = env.port
      before = str(env.DEFAULT_SSH_PORT)
      
  
      host_string=join_host_strings(env.user,host,before)
      with settings(host_string=host_string, user=env.user):
          if env.verbosity:
              print env.host, "CHANGING SSH PORT TO: "+str(after)
          sed('/etc/ssh/sshd_config','Port '+ str(before),'Port '+str(after),use_sudo=True)
          if env.verbosity:
              print env.host, "RESTARTING SSH on",after
  
          sudo('/etc/init.d/ssh restart')
          return True