Version update
diff --git a/org.eclipse.mylyn.releng/promote.sh b/org.eclipse.mylyn.releng/promote.sh
new file mode 100644
index 0000000..9d3d941
--- /dev/null
+++ b/org.eclipse.mylyn.releng/promote.sh
@@ -0,0 +1,72 @@
+#!/bin/sh -e
+
+ROOT=$(cd $(dirname $0); pwd)/update
+
+# backup old release
+
+OLD_VERSION=`grep mylyn_feature.*version $ROOT/e3.3/site.xml | sed 's/.*\"\([^\"]*\)\"./\1/' | head`
+OLD_VERSION_SHORT=`echo $OLD_VERSION | sed 's/\(.*\)\..*/\1/'`
+
+if [ "$OLD_VERSION" == "" ] || [ "$OLD_VERSION_SHORT" == "" ]
+then
+ echo "Could not determine old version"
+ exit 1
+fi
+
+BACKUP=$ROOT/$OLD_VERSION-DELETE
+echo "Archiving old version to $BACKUP"
+
+mkdir -p $BACKUP
+mv $ROOT/e3.3 $BACKUP
+mv $ROOT/e3.4 $BACKUP
+mv $ROOT/extras $BACKUP
+mv $ROOT/mylyn-$OLD_VERSION_SHORT* $BACKUP
+
+ls $BACKUP
+echo
+
+# promote
+
+echo "Promoting weekly build"
+
+WEEKLY=$ROOT/weekly
+cp -a $WEEKLY/e3.3 $ROOT
+cp -a $WEEKLY/e3.4 $ROOT
+cp -a $WEEKLY/extras $ROOT
+
+NEW_VERSION=`grep mylyn_feature.*version $ROOT/e3.3/site.xml | sed 's/.*\"\([^\"]*\)\"./\1/' | head`
+NEW_VERSION_SHORT=`echo $NEW_VERSION | sed 's/\(.*\)\..*/\1/'`
+
+if [ "$NEW_VERSION" == "" ] || [ "$NEW_VERSION_SHORT" == "" ]
+then
+ echo "Could not determine new version"
+ exit 1
+fi
+
+echo "Updating site archives"
+
+cp $ROOT/e3.3/mylyn-$NEW_VERSION*.zip $ROOT/mylyn-$NEW_VERSION_SHORT-e3.3.zip
+cp $ROOT/e3.4/mylyn-$NEW_VERSION*.zip $ROOT/mylyn-$NEW_VERSION_SHORT-e3.4.zip
+cp $ROOT/extras/mylyn-$NEW_VERSION*.zip $ROOT/mylyn-$NEW_VERSION_SHORT-extras.zip
+
+echo "Updating mirror ulrs"
+sed -i -e 's/http:\/\/download.eclipse.org\/tools\/mylyn\/update\/weekly\//http:\/\/download.eclipse.org\/tools\/mylyn\/update\//' $ROOT/e3.3/site.xml
+sed -i -e 's/http:\/\/download.eclipse.org\/tools\/mylyn\/update\/weekly\//http:\/\/download.eclipse.org\/tools\/mylyn\/update\//' $ROOT/e3.4/site.xml
+sed -i -e 's/http:\/\/download.eclipse.org\/tools\/mylyn\/update\/weekly\//http:\/\/download.eclipse.org\/tools\/mylyn\/update\//' $ROOT/extras/site.xml
+
+echo "Done"
+
+echo
+echo $ROOT/e3.3
+ls $ROOT/e3.3
+echo
+echo $ROOT/e3.4
+ls $ROOT/e3.4
+echo
+echo $ROOT/extras
+ls $ROOT/extras
+echo
+echo Archives
+ls $ROOT/mylyn*.zip
+
+
