Updated README.

Author: mwz

README.md

@@ -1,4 +1,7 @@
 # sonarqube-scala-docker
+[![GitHub version](https://img.shields.io/github/tag/mwz/sonarqube-scala-docker.svg?label=release)](https://github.com/mwz/sonarqube-scala-docker/releases)
+[![Docker Pulls](https://img.shields.io/docker/pulls/mwizner/sonarqube-scala-plugins.svg)](https://hub.docker.com/r/mwizner/sonarqube-scala-plugins)
+
 A docker-compose recipe for out-of-the-box [SonarQube LTS](https://www.sonarqube.org) instance with support for [Scala](http://www.scala-lang.org), [Scoverage](https://github.com/scoverage/scalac-scoverage-plugin) (code coverage metrics) and [Scalastyle](http://www.scalastyle.org) + [Scapegoat](https://github.com/sksamuel/scapegoat) (static code analysis). :sunglasses: