updated check_auth.pl
updated lib
updated ./check_cluster_perfdata.pl
updated ./check_cluster_version.pl
updated check_context_switches.pl
updated check_dns.pl
updated ./check_git_branch_checkout.pl
updated check_dns.pl
updated ./check_hadoop_dfs.pl
updated check_hadoop_jobtracker.pl
updated check_linux_interface.pl
updated check_memcache_stats.pl
updated ./check_mysql_config.pl
updated check_mysql_query.pl
updated check_nagiostats.pl
updated check_openvpn_stats.pl
updated check_ssh_login.pl
updated check_ssl_cert.pl
updated check_svn_mirror.pl
updated check_timezone.pl