Return the net.find runner options.

def _get_net_runner_opts():
    '''
    Return the net.find runner options.
    '''
    runner_opts = __opts__.get('runners', {}).get('net.find', {})
    return {
        'target': runner_opts.get('target', _DEFAULT_TARGET),
        'expr_form': runner_opts.get('expr_form', _DEFAULT_EXPR_FORM),
        'ignore_interfaces': runner_opts.get('ignore_interfaces', _DEFAULT_IGNORE_INTF),
        'display': runner_opts.get('display', _DEFAULT_DISPLAY),
        'outputter': runner_opts.get('outputter', _DEFAULT_OUTPUTTER),
    }