Bug 855569 - [Buri][Shira-48042][Email] Message shown when bad certificates are used is not the right one.
add activesync security failure prober
fix regexp thanks to excellent review comment by squib
Merge remote-tracking branch 'upstream/master' into tcpsocket-errors

Conflicts:
	test/unit/test_imap_just_auth.js
Merge pull request #188 from asutherland/tcpsocket-errors

Bug 855569 - [Buri][Shira-48042][Email] Message shown when bad certificates are used is not the right one. r=squib