message: change camelcase to warning
diff: @@ -33,7 +33,7 @@ module.exports = {
  'arrow-spacing': [2, { 'before': true, 'after': true }],
  'block-spacing': [2, 'always'],
  'brace-style': [2, '1tbs', { 'allowSingleLine': true }],
  - 'camelcase': [2, { 'properties': 'always' }],
  + 'camelcase': [1, { 'properties': 'always' }],
  'comma-dangle': [2, 'never'],
  'comma-spacing': [2, { 'before': false, 'after': true }],
  'comma-style': [2, 'last'],
  