Werk #5472: Ensure correct quoting of values in event contexts.

Component	The Checkmk Micro Core
Title	Ensure correct quoting of values in event contexts.
Date	Dec 14, 2017
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i2 Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.4.0p22 Checkmk Enterprise (CEE), Checkmk MSP (CME)

The values of custom host/service variables and acknowledgement comments were not correctly quoted when being passed to the alert/notification helpers. Therefore, some special characters could have been mishandled, this has been fixed.

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