Github user erikdw commented on the pull request:
https://github.com/apache/storm/pull/751#issuecomment-142141703
Most of the changes are whitespace only, but [there are a couple of
non-whitespace changes](https://github.com/apache/storm/pull/751/files?w=0)
which consist of joining 2 lines with a `;` between the `if []` and `then`
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