Pull #2300: Modernize codebase - Automatically fix Checkstyle violations

Author: Vincent Potucek

pom.xml

@@ -821,7 +821,7 @@ under the License.</licenseText>
         <artifactId>maven-checkstyle-plugin</artifactId>
         <version>3.6.0</version>
         <configuration>
-          <configLocation>checkstyle.xml</configLocation>
+          <configLocation>http://svn.apache.org/repos/asf/maven/plugins/trunk/maven-checkstyle-plugin/src/main/resources/config/maven_checks.xml</configLocation>
         </configuration>
       </plugin>
       <plugin>