[monitoring-plugins] Merge remote-tracking branch 'upstream/pr/1427'

[Jan Wagner]

 Module: monitoring-plugins
 Branch: master
 Commit: 711a6aa2ff6210d53c2cc46cc15e13aa6f7535a8
 Author: Jan Wagner <w...@cyconet.org>
   Date: Tue Jan 17 16:18:01 2017 +0100
    URL: 
https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=711a6aa

Merge remote-tracking branch 'upstream/pr/1427'

Closes: #1256
Closes: #1458

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