Html formatter (#1553)

* Add attributes formatter (Firefox and Chrome output different order)

* Add html formatter to trigger pritter in VC / precommit hook

* Add html format trigger to tests

.prettierrc.js

@@ -6,4 +6,6 @@ module.exports = {
   jsxBracketSameLine: true,
   printWidth: 80,
   trailingComma: 'all',
+  htmlWhitespaceSensitivity: 'ignore',
+  attributeGroups: ['$DEFAULT', '^data-'],
 };