renamed packages and extension IDs

Signed-off-by: Florian Thienel <florian@thienel.org>
diff --git a/org.eclipse.vex.sdk.feature/build.properties b/org.eclipse.vex.sdk.feature/build.properties
index 0f2cf5b..d54b5b6 100644
--- a/org.eclipse.vex.sdk.feature/build.properties
+++ b/org.eclipse.vex.sdk.feature/build.properties
@@ -4,4 +4,4 @@
                eclipse_update_120.jpg,\
                feature.properties
 
-generate.feature@org.eclipse.wst.xml.vex.feature.source=org.eclipse.wst.xml.vex.feature
+generate.feature@org.eclipse.vex.feature.source=org.eclipse.vex.feature