[GitHub] twill issue #71: TWILL-262 YarnUtils#cloneHaNnCredentials uses DFSUtil#getHa...

[piaosama]

Github user piaosama commented on the issue:

    https://github.com/apache/twill/pull/71
  
    add new code, modify the code as you suggested and add the HAutils method 
judgement. 


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