Add check_cups_queue module from the sitesummary-client package.
Add check_etc_hosts module from the sitesummary-client package.
Add check_etc_resolv module from the sitesummary-client package.
Add check_ldap_root module from the sitesummary-client package.
Add check_shutdown module from the sitesummary-client package.
Add check_kernel_status module from the sitesummary-client package.
Merge pull request #50 from petterreinholdtsen/checks-from-sitesummary

Checks from sitesummary-client