Added SNS meta-notification
Changed style of function definition
Tidied up the syntax somewhat
Added configuration switches for disabling MongoDB and/or the Notifications API
Fixed exception in HealthCheck unit test
Fixed LiveBlogUpdatesActor tests to no longer die due to synchronisation issues.
Added assembly sbt dependencies
s/football/content/
Plugins for sbt
Refactored to make MongoDB-related functionality into Options; the app now copes with a disabled MongoDB database
Fixed tests to work with optionised MongoDB code
Added documentation on app's internal architecture to Readme.md
Added actor diagram to docs
Added diagram to README
Update README.md
Merge pull request #4 from guardian/pushy-99-add-sns-notifications

Added SNS meta-notification