doc(readme): Declare semantic release, make it so (#251)

README.md

@@ -4,6 +4,7 @@
  [![npm version](https://img.shields.io/npm/v/karma-jasmine.svg?style=flat-square)](https://www.npmjs.com/package/karma-jasmine) [![npm downloads](https://img.shields.io/npm/dm/karma-jasmine.svg?style=flat-square)](https://www.npmjs.com/package/karma-jasmine)
 
 [![Build Status](https://img.shields.io/travis/karma-runner/karma-jasmine/master.svg?style=flat-square)](https://travis-ci.org/karma-runner/karma-jasmine) [![Dependency Status](https://img.shields.io/david/karma-runner/karma-jasmine.svg?style=flat-square)](https://david-dm.org/karma-runner/karma-jasmine) [![devDependency Status](https://img.shields.io/david/dev/karma-runner/karma-jasmine.svg?style=flat-square)](https://david-dm.org/karma-runner/karma-jasmine#info=devDependencies)
+[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
 
 > Adapter for the [Jasmine](http://jasmine.github.io/) testing framework.