Fix: Change status for Custom Elements to In Development

Close #640

Author: kypflug

status.json

@@ -1089,8 +1089,7 @@
     "summary": "Method for registering (creating) custom elements in script (often used in Web Components).",
     "standardStatus": "Established standard",
     "ieStatus": {
-      "text": "Under Consideration",
-      "priority": "Medium"
+      "text": "In Development"
     },
     "spec": "html",
     "id": 4696261944934400,