Upgrade libraries (#235)
Upgrade libraries (#235)

- io.flow
    - lib-play-play26 (0.4.37-rc1 => 0.4.38)
    - lib-postgresql-play26 (0.0.60 => 0.0.62)
    - lib-test-utils (0.0.4 => 0.0.6)
  - com.amazonaws
    - aws-java-sdk-autoscaling (1.11.267 => 1.11.273)
    - aws-java-sdk-ec2 (1.11.267 => 1.11.273)
    - aws-java-sdk-ecs (1.11.267 => 1.11.273)
    - aws-java-sdk-elasticloadbalancing (1.11.267 => 1.11.273)
  - org.postgresql
    - postgresql (42.2.0 => 42.2.1)
  - org.webjars
    - bootstrap (3.3.7 => 4.0.0)
    - font-awesome (5.0.2 => 5.0.6)
flowcommerce/delta,flowcommerce/delta,flowcommerce/delta