[GitHub] flink issue #6071: [FLINK-3952][runtine] Upgrade to Netty 4.1

[tillrohrmann]

Github user tillrohrmann commented on the issue:

    https://github.com/apache/flink/pull/6071
  
    Thanks for your work and addressing my comments @pnowojski. Travis gave 
green light. Merging this PR now.


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