update plugins and activate Reproducible Builds

Author: hboutemy

pom.xml

@@ -311,14 +311,15 @@ limitations under the License.
     <maven.compiler.target>1.${javaVersion}</maven.compiler.target>    
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <plexusDistMgmtSnapshotsUrl>https://oss.sonatype.org/content/repositories/plexus-snapshots</plexusDistMgmtSnapshotsUrl>
+    <project.build.outputTimestamp>2019-12-03T20:01:02Z</project.build.outputTimestamp>
   </properties>
 
   <dependencyManagement>
     <dependencies>
       <dependency>
         <groupId>org.codehaus.plexus</groupId>
         <artifactId>plexus-component-annotations</artifactId>
-        <version>1.6</version>
+        <version>2.1.0</version>
         <scope>compile</scope>
       </dependency>
     </dependencies>
@@ -340,7 +341,7 @@ limitations under the License.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-checkstyle-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.0</version>
           <configuration>
             <configLocation>config/maven_checks.xml</configLocation>
             <headerLocation>https://raw.github.com/codehaus-plexus/plexus-pom/master/src/main/resources/config/plexus-header.txt</headerLocation>
@@ -357,12 +358,12 @@ limitations under the License.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-clean-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-compiler-plugin</artifactId>
-          <version>3.5.1</version>
+          <version>3.8.1</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
@@ -387,27 +388,27 @@ limitations under the License.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-jar-plugin</artifactId>
-          <version>3.0.2</version>
+          <version>3.2.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-javadoc-plugin</artifactId>
-          <version>2.10.4</version>
+          <version>3.1.1</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-jxr-plugin</artifactId>
-          <version>2.5</version>
+          <version>3.0.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-plugin-plugin</artifactId>
-          <version>3.5.1</version>
+          <version>3.6.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-pmd-plugin</artifactId>
-          <version>3.8</version>
+          <version>3.12.0</version>
           <configuration>
             <targetJdk>${maven.compiler.source}</targetJdk>
             <rulesets>
@@ -453,15 +454,15 @@ limitations under the License.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-site-plugin</artifactId>
-          <version>3.7.1</version>
+          <version>3.8.2</version>
           <configuration>
             <skipDeploy>true</skipDeploy><!-- don't deploy site with maven-site-plugin -->
           </configuration>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-source-plugin</artifactId>
-          <version>3.0.1</version>
+          <version>3.2.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
@@ -481,7 +482,7 @@ limitations under the License.
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>findbugs-maven-plugin</artifactId>
-          <version>3.0.4</version>
+          <version>3.0.5</version>
         </plugin>
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
@@ -491,7 +492,7 @@ limitations under the License.
         <plugin>
           <groupId>org.codehaus.plexus</groupId>
           <artifactId>plexus-component-metadata</artifactId>
-          <version>1.7.1</version>
+          <version>2.1.0</version>
           <executions>
             <execution>
               <id>process-classes</id>