Merge pull request kotest#175 from ianbrandt/latest-release-shield-fix

Fixed the "latest release" shield image src

README.md

@@ -2,7 +2,7 @@
 ==========
 
 [![Join the chat at https://gitter.im/kotlintest/lobby](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/kotlintest/lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-[![Build Status](https://travis-ci.org/kotlintest/kotlintest.svg?branch=master)](https://travis-ci.org/kotlintest/kotlintest) [<img src="https://img.shields.io/maven-central/v/io.kotlintest/kotlintest*.svg?label=latest%20release"/>](http://search.maven.org/#search|ga|1|kotlintest) [![GitHub license](https://img.shields.io/github/license/kotlintest/kotlintest.svg)]()
+[![Build Status](https://travis-ci.org/kotlintest/kotlintest.svg?branch=master)](https://travis-ci.org/kotlintest/kotlintest) [<img src="https://img.shields.io/maven-central/v/io.kotlintest/kotlintest.svg?label=latest%20release"/>](http://search.maven.org/#search|ga|1|kotlintest) [![GitHub license](https://img.shields.io/github/license/kotlintest/kotlintest.svg)]()
 
 __KotlinTest is a flexible and comprehensive testing tool for [Kotlin](https://kotlinlang.org/).__  
 [Full documentation](doc/reference.md)