http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162671.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162936.html
http://www.openwall.com/lists/oss-security/2015/07/21/3
https://bugzilla.redhat.com/show_bug.cgi?id=1243842
https://github.com/ipython/ipython/commit/1415a9710407e7c14900531813c15ba6165f0816
https://github.com/ipython/ipython/commit/a05fe052a18810e92d9be8c1185952c13fe4e5b0
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