psutil 2.1.3 is replacing psutil 1.0.1. There are numerous bug fixes and
feature enhancements in psutil worth obtaining.
Source code was obtained from
https://pypi.python.org/packages/source/p/psutil/psutil-2.1.3.tar.gz and
uncompressed into python/psutil without modification except for the
removal of the egg-info directory and the .travis.yml file.
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