Title: Fixed quoting of ! in classical nagios checks configured via WATO
Level: 1
Component: core
Compatible: compat
Version: 1.2.8b1
Date: 1446381757
Class: fix

Any <i>!</i> character configured in the WATO rule </i>Classical active and passive Monitoring checks</i>
or through the command line via custom_checks was incorrectly quoted. Nagios truncated the command
at the !, which lead to unwanted results.
