Bug 921050 - Send email in the background. (Part 1/2)
Bug 921050 - Send email in the background, Part 2: clean up save behaviour, tests in general, fix outbox tests
Only emit notifications for the first "sendOutboxMessages" when universe is online.
Merge pull request #320 from mcav/outbox

Bug 921050 - Send email in the background. r=asuth
Bug 847168 - [User Story] Email Signature
temp fixes