[GitHub] brooklyn-server issue #906: CreatePassworkSensor: support "character groups"

[rdowner]

Github user rdowner commented on the issue:

    https://github.com/apache/brooklyn-server/pull/906
  
    Thanks for the review @ahgittin. There's already a couple of 
`CreatePasswordSensorTest`s, so I've added a test for this specific behaviour 
addition.


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