Add Automatic-Module-Name manifest entry

For JDK 9 module system interoperability.

Automatic-Module-Name: com.rabbitmq.perf

Fixes #52

Author: acogoluegnes

pom.xml

@@ -72,6 +72,7 @@
     <maven.assembly.plugin.version>3.1.0</maven.assembly.plugin.version>
     <maven.install.plugin.version>2.5.2</maven.install.plugin.version>
     <checksum.maven.plugin.version>1.6</checksum.maven.plugin.version>
+    <maven.jar.plugin.version>3.0.2</maven.jar.plugin.version>
   </properties>
 
   <dependencies>
@@ -160,6 +161,19 @@
         </executions>
       </plugin>
 
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>${maven.jar.plugin.version}</version>
+        <configuration>
+          <archive>
+            <manifestEntries>
+              <Automatic-Module-Name>com.rabbitmq.perf</Automatic-Module-Name>
+            </manifestEntries>
+          </archive>
+        </configuration>
+      </plugin>
+
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-install-plugin</artifactId>