Bug 952611 - Disable intermittent tests
Merge pull request #16469 from KevinGrandon/bug_952611_disable_failing_tests

Bug 952611 - Disable intermittent tests
Bug 958340 - node_modules submodule proof of concept
Run npm fetch thing a bunch.
Will squash this follow-up after mega-run is done.
debug all the marionettes
decrease log verbosity
run only email
no email tests, no debug output