clean.sh needs to load plugin settings.

Change-Id: Id957f585d2aa93075b138d462d6076d2d70d450e
diff --git a/clean.sh b/clean.sh
index 035489c..78f4cbf 100755
--- a/clean.sh
+++ b/clean.sh
@@ -76,6 +76,7 @@
 # ==========
 
 # Phase: clean
+load_plugin_settings
 run_phase clean
 
 if [[ -d $TOP_DIR/extras.d ]]; then