Merge tag '1.0.0-beta.4' into develop

1.0.0-beta.4
Fix #8

Change optional to Optional.ofNullable since
the first run the user would be null, this was fixed
in the stormpath datapopulator but not in the default
Update sprint boot and newrelic agent versions
Update UI to latest embercli blueprint
Bump version
Merge branch 'release/1.0.0-beta.5'