stylish cleanups for newest pep8
clean for new pep8, mostly removing redundant \'s
pep8 cleanups, remove usage of "foo == None"

Replace with "foo is None"
use installed pep8
more new pep8 cleanup
Merge branch 'master' into alikins/new_pep8
Merge pull request #517 from candlepin/alikins/new_pep8

FIx some of the more legit pep8 warnings from latest pep8