Merge remote-tracking branch 'origin/master' into 2.0
# Conflicts:
# antdv-demo
# components/alert/__tests__/__snapshots__/demo.test.js.snap
# components/auto-complete/__tests__/__snapshots__/demo.test.js.snap
# components/avatar/__tests__/__snapshots__/demo.test.js.snap
# components/badge/__tests__/__snapshots__/demo.test.js.snap
# components/calendar/__tests__/__snapshots__/demo.test.js.snap
# components/calendar/__tests__/__snapshots__/index.test.js.snap
# components/card/__tests__/__snapshots__/demo.test.js.snap
# components/cascader/__tests__/__snapshots__/demo.test.js.snap
# components/cascader/__tests__/__snapshots__/index.test.js.snap
# components/collapse/__tests__/__snapshots__/demo.test.js.snap
# components/date-picker/__tests__/__snapshots__/DatePicker.test.js.snap
# components/date-picker/__tests__/__snapshots__/demo.test.js.snap
# components/date-picker/__tests__/__snapshots__/other.test.js.snap
# components/dropdown/__tests__/__snapshots__/demo.test.js.snap
# components/empty/__tests__/__snapshots__/demo.test.js.snap
# components/form-model/__tests__/__snapshots__/demo.test.js.snap
# components/form/__tests__/__snapshots__/demo.test.js.snap
# components/icon/__tests__/__snapshots__/index.test.js.snap
# components/icon/index.js
# components/input-number/__tests__/__snapshots__/demo.test.js.snap
# components/input/__tests__/__snapshots__/demo.test.js.snap
# components/input/__tests__/__snapshots__/index.test.js.snap
# components/locale-provider/__tests__/__snapshots__/demo.test.js.snap
# components/locale-provider/__tests__/__snapshots__/index.test.js.snap
# components/modal/__tests__/__snapshots__/Modal.test.js.snap
# components/page-header/__tests__/__snapshots__/demo.test.js.snap
# components/page-header/index.jsx
# components/pagination/__tests__/__snapshots__/demo.test.js.snap
# components/rate/__tests__/__snapshots__/demo.test.js.snap
# components/select/__tests__/__snapshots__/demo.test.js.snap
# components/select/__tests__/__snapshots__/index.test.js.snap
# components/slider/__tests__/__snapshots__/demo.test.js.snap
# components/spin/__tests__/__snapshots__/demo.test.js.snap
# components/steps/__tests__/__snapshots__/demo.test.js.snap
# components/switch/__tests__/__snapshots__/demo.test.js.snap
# components/table/__tests__/__snapshots__/Table.filter.test.js.snap
# components/table/__tests__/__snapshots__/Table.sorter.test.js.snap
# components/table/__tests__/__snapshots__/demo.test.js.snap
# components/tabs/__tests__/__snapshots__/demo.test.js.snap
# components/tabs/__tests__/__snapshots__/index.test.js.snap
# components/time-picker/__tests__/__snapshots__/demo.test.js.snap
# components/time-picker/__tests__/__snapshots__/index.test.js.snap
# components/timeline/__tests__/__snapshots__/demo.test.js.snap
# components/tree-select/__tests__/__snapshots__/demo.test.js.snap
# components/tree/__tests__/__snapshots__/demo.test.js.snap
# components/upload/__tests__/__snapshots__/demo.test.js.snap
# components/upload/__tests__/__snapshots__/uploadlist.test.js.snap
# types/message.d.ts