Added module for CVE-2013-1362

Module exploits a shell code metacharacter escaping vulnerability in
poorly configured Nagios Remote Plugin Executor installations.
cleanup for nagios_nrpe_arguments
Merge pull request #1 from jvazquez-r7/nagios_nrpe_work

cleanup for nagios_nrpe_arguments
Landing #1614, @jwpari nagios nrpe exploit