update maven plugin versions

pom.xml

@@ -289,6 +289,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
+        <version>2.3.1</version>
 				<configuration>
 					<archive>
 						<manifest>
@@ -314,9 +315,8 @@
 				<groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-release-plugin</artifactId>
 				<configuration>
-					<tagBase>http://wro4j.googlecode.com/svn/tags/</tagBase>
+					<tagBase>http://github.com/alexo/wro4j/tree/</tagBase>
 				</configuration>
-				<version>2.0-beta-9</version>
 			</plugin>
 		</plugins>
 		<extensions>