Check the pillar for errors, refuse to run the state if there are
        errors in the pillar and return the pillar errors

def _check_pillar(self, force=False):
        '''
        Check the pillar for errors, refuse to run the state if there are
        errors in the pillar and return the pillar errors
        '''
        if force:
            return True
        if '_errors' in self.state.opts['pillar']:
            return False
        return True