add no-dom-traversal-in-attributechangedcallback#40

koddsson merged 9 commits intomaingithub/eslint-plugin-custom-elements:mainfrom

no-dom-traversal-in-attributechangedcallbackgithub/eslint-plugin-custom-elements:no-dom-traversal-in-attributechangedcallbackCopy head branch name to clipboard