attempt to fix build signing (2)
diff --git a/releng/org.eclipse.m2m.atl.update/pom.xml b/releng/org.eclipse.m2m.atl.update/pom.xml
index a816880..8ed1709 100644
--- a/releng/org.eclipse.m2m.atl.update/pom.xml
+++ b/releng/org.eclipse.m2m.atl.update/pom.xml
@@ -98,79 +98,76 @@
 				</property>
 			</activation>
 			<build>
-				<plugins>
-					<plugin>
-						<groupId>org.eclipse.cbi.maven.plugins</groupId>
-				        <artifactId>eclipse-jarsigner-plugin</artifactId>
-						<version>1.0.5</version>
-						<executions>
-							<execution>
-								<!-- Pack the p2 repository. -->
-								<id>pack</id>
-								<configuration>
-									<inputFile>${project.build.directory}/${project.artifactId}.zip</inputFile>
-								</configuration>
-								<phase>package</phase>
-								<goals>
-									<goal>pack</goal>
-								</goals>
-							</execution>
-							<execution>
-								<!-- Sign the p2 repository -->
-								<id>sign</id>
-								<configuration>
-									<inputFile>${project.build.directory}/${project.artifactId}.zip</inputFile>
-									<signerInputDirectory>/home/data/httpd/download-staging.priv/m2m/atl</signerInputDirectory>
-								</configuration>
-								<phase>package</phase>
-								<goals>
-									<goal>sign</goal>
-								</goals>
-							</execution>
-							<execution>
-								<!-- Repack the p2 repository -->
-								<id>repack</id>
-								<configuration>
-									<inputFile>${project.build.directory}/signed/site_assembly.zip</inputFile>
-								</configuration>
-								<phase>package</phase>
-								<goals>
-									<goal>pack</goal>
-								</goals>
-							</execution>
-							<execution>
-								<!-- Signing and packing alters checksums so fix them -->
-								<id>fixCheckSums</id>
-								<phase>package</phase>
-								<goals>
-									<goal>fixCheckSums</goal>
-								</goals>
-							</execution>
-						</executions>
-					</plugin>
-					<plugin>
-						<artifactId>maven-antrun-plugin</artifactId>
-						<executions>
-							<execution>
-								<id>replace-unsigned-repository-by-signed-one</id>
-								<phase>verify</phase>
-								<goals>
-									<goal>run</goal>
-								</goals>
-								<configuration>
-									<tasks>
-										<!-- prepare zip repo and repo for archiving -->
-										<move file="${project.build.directory}/repository" tofile="${project.build.directory}/repository-not-signed"/>
-										<move file="${project.build.directory}/checksumFix" tofile="${project.build.directory}/repository"/>
-										<move file="${project.build.directory}/${project.artifactId}.zip" tofile="${project.build.directory}/${project.artifactId}-not-signed.zip"/>
-										<zip destfile="${project.build.directory}/${project.artifactId}.zip" basedir="${project.build.directory}/repository"/>
-									</tasks>
-								</configuration>
-							</execution>
-						</executions>
-					</plugin>
-				</plugins>
-			</build>
+      <plugins>
+        <plugin>
+          <groupId>org.eclipse.tycho</groupId>
+          <artifactId>target-platform-configuration</artifactId>
+          <version>0.18.0</version>
+          <configuration>
+            <includePackedArtifacts>false</includePackedArtifacts>
+          </configuration>
+        </plugin>
+        <plugin>
+          <groupId>org.eclipse.tycho.extras</groupId>
+          <artifactId>tycho-pack200a-plugin</artifactId>
+          <version>0.18.0</version>
+          <executions>
+            <execution>
+              <id>pack200-normalize</id>
+              <goals>
+                <goal>normalize</goal>
+              </goals>
+              <phase>verify</phase>
+            </execution>
+          </executions>
+        </plugin>
+        <plugin>
+          <groupId>org.eclipse.cbi.maven.plugins</groupId>
+          <artifactId>eclipse-jarsigner-plugin</artifactId>
+          <version>1.0.5</version>
+          <executions>
+            <execution>
+              <id>sign</id>
+              <goals>
+                <goal>sign</goal>
+              </goals>
+              <phase>verify</phase>
+            </execution>
+          </executions>
+        </plugin>
+        <plugin>
+          <groupId>org.eclipse.tycho.extras</groupId>
+          <artifactId>tycho-pack200b-plugin</artifactId>
+          <version>0.18.0</version>
+          <executions>
+            <execution>
+              <id>pack200-pack</id>
+              <goals>
+                <goal>pack</goal>
+              </goals>
+              <phase>verify</phase>
+            </execution>
+          </executions>
+        </plugin>
+        <plugin>
+          <groupId>org.eclipse.tycho</groupId>
+          <artifactId>tycho-p2-plugin</artifactId>
+          <version>0.18.0</version>
+          <executions>
+            <execution>
+              <id>p2-metadata</id>
+              <goals>
+                <goal>p2-metadata</goal>
+              </goals>
+              <phase>verify</phase>
+            </execution>
+          </executions>
+          <configuration>
+            <defaultP2Metadata>false</defaultP2Metadata>
+          </configuration>
+        </plugin>
+      </plugins>
+    </build>
 
 			<pluginRepositories>
 				<pluginRepository>