'Start a terminal for each node.'

def startTerms(self):

    if ('DISPLAY' not in os.environ):
        error('Error    starting    terms:    Cannot    connect    to    display\n')
        return
    info(('***    Running    terms    on    %s\n' % os.environ['DISPLAY']))
    cleanUpScreens()
    self.terms += makeTerms(self.controllers, 'controller')
    self.terms += makeTerms(self.switches, 'switch')
    self.terms += makeTerms(self.hosts, 'host')
