maven plugin, github site

Author: jprante

pom.xml

@@ -60,7 +60,6 @@
     <build>
         <plugins>
             <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.1</version>
                 <configuration>
@@ -150,7 +149,6 @@
                 </executions>
             </plugin>
             <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-site-plugin</artifactId>
                 <version>3.3</version>
                 <configuration>