Added option to activate the enableMoveThread flag
diff --git a/background.js b/background.js
index 658f695..14cda5a 100644
--- a/background.js
+++ b/background.js
@@ -11,7 +11,8 @@
   "history": false,
   "loaddrafts": false,
   "batchduplicate": false,
-  "escalatethreads": false
+  "escalatethreads": false,
+  "movethreads": false
 };
 
 function cleanUpOptions() {