🐛 Fixing mci bug

Well, with `clean` you delete the project cache of Maven which makes the build much slower. With `install`, the artifact will be copied to the `~/.m2` directory, which you don't want in this case. You want just to build the artifact, so `mvn package` is the correct command…

README.md

@@ -20,7 +20,7 @@ _The missing emoji library for java._
 </dependency>
 ```
 
-You can also download the project, build it with `mvn clean install` and add the generated jar to your buildpath.
+You can also download the project, build it with `mvn package` and add the generated jar to your buildpath.
 
 ##### Via Gradle: