Update to allow build to work on JDK9

Author: stuartwdouglas

core/pom.xml

@@ -175,10 +175,13 @@
                 <artifactId>maven-jar-plugin</artifactId>
                 <executions>
                     <execution>
+                        <id>test-jar</id>
                         <goals>
-                            <goal>jar</goal>
                             <goal>test-jar</goal>
                         </goals>
+                        <configuration>
+                            <classifier>tests</classifier>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>

pom.xml

@@ -111,7 +111,7 @@
         <!-- Non-default maven plugin versions and configuration -->
         <version.org.zanata.plugin>3.7.4</version.org.zanata.plugin>
         <version.org.wildfly.openssl>1.0.0.Alpha1</version.org.wildfly.openssl>
-        <version.jar.plugin>2.6</version.jar.plugin>
+        <version.jar.plugin>3.0.2</version.jar.plugin>
     </properties>
 
     <modules>

servlet/pom.xml

@@ -158,10 +158,13 @@
                 <artifactId>maven-jar-plugin</artifactId>
                 <executions>
                     <execution>
+                        <id>test-jar</id>
                         <goals>
-                            <goal>jar</goal>
                             <goal>test-jar</goal>
                         </goals>
+                        <configuration>
+                            <classifier>tests</classifier>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>