data: Fixed incosnsitensies and undefines in history.

marko/page/data/components/change/component.js

@@ -113,6 +113,7 @@ const opText = {
   edit: "edited",
   import: "imported",
   tag: "tagged",
+  untag: "untagged",
   "move-in": "moved in",
-  "move-out": "moved-out",
+  "move-out": "moved out",
 }