Werk #1628: Remove trailing backslashes from service descriptions

Component	Core & setup
Title	Remove trailing backslashes from service descriptions
Date	Dec 4, 2014
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	1.2.6b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

The Nagios core does not support these. But it can happen e.g. due to trailing backslashes in the names of network interfaces.

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