added translation keywords for welcome message
fixed double welcome message
added check for mongo connection
added call to remove testUser
save messages to test users
updated test for authentication spec
formatted code
add sender as contact when registering from purl
save messages if sender is a test user
allow external users to get events subscriptions
fix tests
use account tel/email to send notifications, fixed some tests
bugfixes for message sending
added keyTransmission field to conversation
upgrade to play 2.3.1
fixed reload on changes in public
fixed weird nullPointerExeption when creating new conversations
Merge branch 'tmp' into dev
optimized imports + formatted code
fixed error on conversation updates