2016-05-30: 1.6.18 - 'yum clean' is optional (introduced in 1.6.17)
2016-05-26: 1.6.17 - Handles "obsolete" packages
2016-04-18: 1.6.16 - Support for aufs kernels
2016-01-20: 1.6.15 - Fixed a bug when comparing kernel versions with 'core'
2016-01-14: 1.6.14 - Fixed a bug when only 'core' kernel packages are installed
2016-01-12: 1.6.13 - Added a --boot-check-warning option
2015-08-28: 1.6.12 - Fixed a bug in the dependencies tests
2015-08-27: 1.6.11 - Initial support for DNF
2014-12-28: 1.6.9  - Fixed a bug for the security plugin check on new RH or Fedora
                     versions
2014-09-21: 1.6.8  - Removed dependency on Sort::Versions
2014-05-23: 1.6.7  - Support for Oracle UEK-kernels and RHEL7
2013-10-10: 1.6.6  - Support openvz kernels
2013-07-15: 1.6.5  - Disabled ePN by default
2013-06-18: 1.6.4  - Handle wide Yum output
2013-05-11: 1.6.3  - Do not print performance data on security updates if Yum
                     security plugin is not installed
2013-03-29: 1.6.2  - Applied a patch adding the possibility to pass arguments
                     to Yum
2012-09-03: 1.6.1  - recognizes PUIAS Lunux
2012-04-15: 1.6.0  - added an option --security-only to ignore non-security
                     related updates
2011-12-04: 1.5.2  - fixed a bug in system detection
2011-12-03: 1.5.1  - applied a patch to support Amazon Linux
2011-10-03: 1.5.0  - fixed a bug which caused -w and -c to be ignored
2011-09-23: 1.4.15 - using /etc/redhat-release instead of /etc/issue
2011-05-25: 1.4.14 - fixed a bug introduced in 1.4.13 (check on closed pipes)
2011-05-24: 1.4.13 - fixed the unit tests on RH systems with old Test::Simple versions
2011-05-24: 1.4.12 - fixed the detection of RH 6 and Scientific Linux Systems
2010-11-18: 1.4.11 - fixed the processing of Xen kernels
2010-11-15: 1.4.10 - fixed the licensing information in the POD documentation
                     and changed the RPM package name to nagios-plugins-check-updates
2010-11-01: 1.4.9  - removed the dependency on version.pm
2010-10-31: 1.4.8  - fixed the license declaration
2010-02-16: 1.4.7  - fixed a problem with a wrong count of updates
2009-12-10: 1.4.6  - man page installed in 1, installation and packaging fixes
2009-12-08: 1.4.5  - fixed a the 'no updates' message on up2date based systems
2009-12-07: 1.4.4  - fixed a bug with SMP kernel version cleanup
2009-12-07: 1.4.3  - fixed a bug with PAE kernel version cleanup
2009-12-07: 1.4.2  - fixed documentation and RPM packaging
2009-12-06: 1.4.1  - fixed licensing and RPM packaging. Fixed the kernel version
                     check on CentOS
2009-12-04: 1.4.0  - checks for security updates if yum-plugin-security
                     is available
2009-11-11: 1.3.4  - fixed a bug that failed to recognize some RH kernels
2009-09-20: 1.3.3  - fixed a bug which prevented a correct detection of
                     Red Hat systems
2009-07-22: 1.3.2  - fixed a bug which gave wrong results on systems with a
                     non-English localizations
2009-06-15: 1.3.1  - support for PAE kernels
2009-05-19: 1.3.0  - --critical and --warnings fixed + extended info (Nagios 3)
2009-04-07: 1.2.3  - RH5 support
2008-12-06: 1.2.1  - fixed a bug occurring while checking the current kernel on
                     kernel-smp machines
2008-12-06: 1.2.1  - fixed a bug occurring while closing program pipes
2008-12-05: 1.2.0  - implemented timeouts and no more dependent on RPM2
2008-11-14: 1.1.2  - fixed a bug with up2date and excluded packages
2008-08-06: 1.1.1  - fixed a problem with version sorting
2008-06-03: 1.1.0  - added an option to enable/disable the check on the running
                     kernel and fixed a bug occurring when yum is set to use
		     a low verbosity
2008-06-03: 1.0.2  - Separated the POD because of ePN issues
2008-05-15: 1.0.1  - Strips the ending architecture from the kernel version
2008-05-08: 1.0.0  - corrected a bug in the kernel version comparison.
                     First stable release
2008-02-21: 0.9.9  - checks if the running kernel is the latest installed
