Bug 1302689 - Update certifi from 2016.2.28 to 2016.9.26
Bug 1302689 - Update certifi from 2016.2.28 to 2016.9.26

https://github.com/certifi/python-certifi/compare/2016.02.28...2016.09.26

tojon/treeherder,KWierso/treeherder,tojon/treeherder,kapy2010/treeherder,edmorley/treeherder,tojonmz/treeherder,tojon/treeherder,KWierso/treeherder,tojonmz/treeherder,kapy2010/treeherder,tojonmz/treeherder,tojon/treeherder,kapy2010/treeherder,edmorley/treeherder,KWierso/treeherder,tojonmz/treeherder,edmorley/treeherder,edmorley/treeherder,kapy2010/treeherder,tojonmz/treeherder,KWierso/treeherder,kapy2010/treeherder,tojonmz/treeherder