Log and return error from nl_send_auto
Return -NLE_NOMEM if __ni_nl_cb_clone fails
Make __ni_nl_talk static
Print libnl errors from ni_nl_talk
Catch libnl errors in __ni_dcb_getdcb
Print errors from nl_recvmsgs only in debug mode
Merge pull request #88 from olafhering/olh_ni_nl_talk_error_handling