[monitoring-plugins] Merge pull request #1190 from waja/github780

[Sven Nierlein]

 Module: monitoring-plugins
 Branch: master
 Commit: ed914472e92157ef8a304d8c2916058f24c7c964
 Author: Sven Nierlein <sven at nierlein.org>
   Date: Mon Jun 30 13:42:02 2014 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=ed91447

Merge pull request #1190 from waja/github780

check_ssh: check protocol

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