Bug 430723 - Update org.eclipse.epp.mpc.site build

Update maven assembly plugin to 2.4 and maven antrun to 1.7.

Change-Id: Ia1310a7a3f820b459d20f7a49a82a7612c69c77b
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/org.eclipse.epp.mpc.site/pom.xml b/org.eclipse.epp.mpc.site/pom.xml
index 1967780..5d9f0f8 100644
--- a/org.eclipse.epp.mpc.site/pom.xml
+++ b/org.eclipse.epp.mpc.site/pom.xml
@@ -30,7 +30,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-assembly-plugin</artifactId>
-        <version>2.2-beta-4</version>
+        <version>2.4</version>
         <configuration>
           <descriptors>
             <descriptor>assembly.xml</descriptor>
@@ -73,7 +73,7 @@
 	  <plugin>
 		<groupId>org.apache.maven.plugins</groupId>
 		<artifactId>maven-antrun-plugin</artifactId>
-		<version>1.6</version>
+		<version>1.7</version>
 		<executions>
 		  <execution>
 			<id>pack-and-sign</id>