The "-1" in the file name of the egg made the version non PEP440

This should address the issue of the wrong version downloading via
easy_install of OSX.

Change-Id: Ibf7d4daec428a3a5ff5071055dab3f4fc3c66130
Merge topic 'FixPythonDownloadsNonPEP440' into next

d5efddcc The "-1" in the file name of the egg made the version non PEP440