[monitoring-plugins] Merge remote-tracking branch ...

[Holger Weiss]

 Module: monitoring-plugins
 Branch: master
 Commit: 0863a4cb93a069523b7fca8a29e60e27070125e8
 Author: Holger Weiss <hol...@zedat.fu-berlin.de>
   Date: Tue Nov  6 12:49:18 2018 +0100
    URL: 
https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=0863a4c

Merge remote-tracking branch 'monitoring-plugins/pr/1476'

* monitoring-plugins/pr/1476:
  test: Add proxy tests via proxy
  Allow user to specify HTTP method after proxy CONNECT

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