update some info into pom.xml

pom.xml

@@ -94,12 +94,10 @@
   <developers>
     <developer>
       <name>David Bernard</name>
-      <email>david.bernard.31 @ gmail.com</email>
       <timezone>+1</timezone>
     </developer>
     <developer>
       <name>Josh Suereth</name>
-      <email>Joshua.Suereth @ gmail.com</email>
     </developer>
   </developers>
 
@@ -199,7 +197,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.8.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
@@ -322,7 +320,7 @@
       </plugin>
       <plugin>
         <artifactId>maven-release-plugin</artifactId>
-        <version>2.0-beta-9</version>
+        <version>2.1</version>
         <configuration>
           <releaseProfiles>release</releaseProfiles>
           <goals>install animal-sniffer:check deploy site-deploy assembly:assembly</goals>
@@ -471,7 +469,7 @@
             <plugin>
               <groupId>org.apache.maven.plugins</groupId>
               <artifactId>maven-site-plugin</artifactId>
-              <version>3.0-beta-1-SNAPSHOT</version>
+              <version>3.0-beta-2</version>
             </plugin>
           </plugins>
         </pluginManagement>