[VOTE] Release 0.13.1 (candidate 1)

[Doug Cutting]

I've created another candidate build for Hadoop 0.13.1.  This 
incorporates HADOOP-1396 , which, as Nigel noted, was missing the first 
time around.

  http://people.apache.org/~cutting/hadoop-0.13.1-candidate-1/
Should we release this one?

Doug