added test paragraph inside the readme

Christoph Wolfes · Christoph Wolfes · commit 26e8ad08dfe2 · 2017-05-16T11:32:48.000+02:00
diff --git a/README.md b/README.md
@@ -28,6 +28,11 @@ gulp
 
 The compiled and optimized files can be found in the dist directory.
 
+#### Excecute the tests 
+```
+karma start
+```
+
 #### Other build goals
 
 Each goal can be used as parameter for the gulp command.
