Fix editor init to convert empty objects to null for Draftail
Fix editor init to convert empty objects to null for Draftail

springload/wagtaildraftail,gasman/wagtaildraftail,gasman/wagtaildraftail,gasman/wagtaildraftail,gasman/wagtaildraftail,springload/wagtaildraftail,springload/wagtaildraftail,springload/wagtaildraftail