[OpenSIPS-Devel] [OpenSIPS/opensips] 0a404a: nathelper: fix documentation typo

[Ovidiu Sas]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 0a404a709cb105cb16617fb4ed8e8a6fd3ae60e0
      https://github.com/OpenSIPS/opensips/commit/0a404a709cb105cb16617fb4ed8e8a6fd3ae60e0
  Author: Ovidiu Sas <osas at voipembedded.com>
  Date:   2015-04-06 (Mon, 06 Apr 2015)

  Changed paths:
    M modules/nathelper/README
    M modules/nathelper/doc/nathelper_admin.xml

  Log Message:
  -----------
  nathelper: fix documentation typo