Merge pull request #124 from lxorc/master

fix build problem `Plugin io.github.zentol.japicmp:japicmp-maven-plugin:0.20.0 or one of its dependencies could not be resolved: Could not find artifact`

pom.xml

@@ -132,7 +132,7 @@
 
             <plugin>
 				<!-- activate API compatibility checks -->
-				<groupId>io.github.zentol.japicmp</groupId>
+				<groupId>com.github.siom79.japicmp</groupId>
 				<artifactId>japicmp-maven-plugin</artifactId>
                 <version>0.20.0</version>
 			</plugin>