message: disable duplicate attr warning in Edge (fix
diff: @@ -5,8 +5,8 @@ import { parseHTML } from './html-parser'
  import { parseText } from './text-parser'
  import { parseFilters } from './filter-parser'
  import { cached, no, camelize } from 'shared/util'
  -import { isIE, isServerRendering } from 'core/util/env'
  import { genAssignmentCode } from '../directives/model'
  +import { isIE, isEdge, isServerRendering } from 'core/util/env'
  import {
  addProp,
  @@ -533,7 +533,10 @@ function parseModifiers (name: string): Object | void {
  function makeAttrsMap (attrs: Array<Object>): Object {
  const map = {}
  for (let i = 0, l = attrs.length; i < l; i++) {
  - if (process.env.NODE_ENV !== 'production' && map[attrs[i].name] && !isIE) {
  + if (
  + process.env.NODE_ENV !== 'production' &&
  + map[attrs[i].name] && !isIE && !isEdge
  + ) {
  warn('duplicate attribute: ' + attrs[i].name)
  }
  map[attrs[i].name] = attrs[i].value
  