CSV-292: Add Automatic-Module-Name to JAR file

This allows for using Commons CSV in JPMS based projects that want to
declare a requirement on the org.apache.commons.csv module

Author: Rob Vesse

pom.xml

@@ -283,6 +283,24 @@
           <tarLongFileMode>gnu</tarLongFileMode>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <executions>
+          <execution>
+            <goals>
+              <goal>test-jar</goal>
+            </goals>
+          </execution>
+        </executions>
+        <configuration>
+          <archive combine.children="append">
+            <manifestEntries>
+              <Automatic-Module-Name>${commons.module.name}</Automatic-Module-Name>
+            </manifestEntries>
+          </archive>
+        </configuration>
+      </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-surefire-plugin</artifactId>