README: Scaladex and travis badges, releases link

README.md

@@ -1,7 +1,9 @@
-Akka Streams Contrib
-====================
+Akka Stream Contrib
+===================
 
-[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/akka/akka?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/akka/akka?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![Latest version](https://index.scala-lang.org/akka/akka-stream-contrib/akka-stream-contrib/latest.svg)](https://index.scala-lang.org/akka/akka-stream-contrib/akka-stream-contrib) [![Build Status](https://travis-ci.org/akka/akka-stream-contrib.svg?branch=master)](https://travis-ci.org/akka/akka-stream-contrib)
+
+See the [Release page](https://github.com/akka/akka-stream-contrib/releases) for sbt links and release notes.
 
 This project provides a home to Akka Streams add-ons which does not fit into the core Akka Streams module. There can be several reasons for it to not be included in the core module, such as: