Merge pull request #27 from BorderTech/jonathanaustin-patch-1

Update README.md

Author: jonathanaustin

README.md

@@ -4,6 +4,7 @@ Task Master helps run ASYNC tasks.
 ## Status
 [![Build Status](https://travis-ci.com/BorderTech/java-taskmaster.svg?branch=master)](https://travis-ci.com/BorderTech/java-taskmaster)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/83bcfdba5e34433894e8b958bdb958a5)](https://www.codacy.com/app/BorderTech/java-taskmaster?utm_source=github.com&utm_medium=referral&utm_content=BorderTech/java-taskmaster&utm_campaign=Badge_Grade)
+[![Codacy Badge](https://api.codacy.com/project/badge/Coverage/83bcfdba5e34433894e8b958bdb958a5)](https://www.codacy.com/app/BorderTech/java-taskmaster?utm_source=github.com&utm_medium=referral&utm_content=BorderTech/java-taskmaster&utm_campaign=Badge_Coverage)
 [![Javadocs](https://www.javadoc.io/badge/com.github.bordertech.taskmaster/taskmaster.svg)](https://www.javadoc.io/doc/com.github.bordertech.taskmaster/taskmaster)
 [![Maven Central](https://img.shields.io/maven-central/v/com.github.bordertech.taskmaster/taskmaster.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22com.github.bordertech.taskmaster%22%20AND%20a:%22taskmaster%22)