Review Request: Fixed command executor to issue SIGKILL over SIGTERM and ensured only one killtree operation is performed.

[Ben Mahler]

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/11986/
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Review request for mesos, Benjamin Hindman and Vinod Kone.


Description
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See above.


Diffs
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  src/launcher/executor.cpp 1a6725a8098d21bb813d66649257263b5e96136e 

Diff: https://reviews.apache.org/r/11986/diff/


Testing
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Tested this with the Isolator tests, which use the command executor.


Thanks,

Ben Mahler