Upgrade libraries: com.amazonaws, io.flow (#319)
Upgrade libraries: com.amazonaws, io.flow (#319)

- io.flow
    - lib-event-play26 (0.3.49 => 0.3.50)
    - lib-play-play26 (0.4.85 => 0.4.86)
    - lib-postgresql-play-play26 (0.2.22 => 0.2.27)
  - com.amazonaws
    - aws-java-sdk-sns (1.11.371 => 1.11.372)
flowcommerce/delta,flowcommerce/delta,flowcommerce/delta