Make autopkg_debian script to create temp dir

ci/autopkg_debian.sh

 #!/usr/bin/env sh
 
-devflow-autopkg  snapshot $@
+BUILD_NUMBER=$1
+BUILDBOT_BUILD_DIR=buildpkg_debian
+
+shift
+
+TEMP_DIR=$(mktemp -d /tmp/devflow_autopkg_XXXXXXX)
+
+# Create the packages
+devflow-autopkg snapshot -b $TEMP_DIR $@
+
+# MOVE the packages
+mkdir -p buildpkg_debian/$BUILD_NUMBER
+mv -n $TEMP_DIR/* $BUILDBOT_BUILD_DIR/$BUILD_NUMBER/