Merge remote-tracking branch 'github/master' into changing_unwrap_ref

# Conflicts:
# packages/reactivity/src/ref.ts
# packages/runtime-core/__tests__/apiTemplateRef.spec.ts
# packages/runtime-core/src/apiWatch.ts

fix(slots): should update compiled dynamic slots

build(deps): bump @babel/types from 7.9.0 to 7.9.5 (#940)

Bumps [@babel/types](https://github.com/babel/babel) from 7.9.0 to 7.9.5.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.9.0...v7.9.5)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

fix(runtime-core): set fragment root children should also update dynamicChildren (#944)

fix #943

build(deps-dev): bump @microsoft/api-extractor from 7.7.12 to 7.7.13

Bumps [@microsoft/api-extractor](https://github.com/microsoft/rushstack) from 7.7.12 to 7.7.13.
- [Release notes](https://github.com/microsoft/rushstack/releases)
- [Commits](https://github.com/microsoft/rushstack/compare/@microsoft/api-extractor_v7.7.12...@microsoft/api-extractor_v7.7.13)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump rollup from 2.3.3 to 2.3.4

Bumps [rollup](https://github.com/rollup/rollup) from 2.3.3 to 2.3.4.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.3.3...v2.3.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump enquirer from 2.3.4 to 2.3.5

Bumps [enquirer](https://github.com/enquirer/enquirer) from 2.3.4 to 2.3.5.
- [Release notes](https://github.com/enquirer/enquirer/releases)
- [Changelog](https://github.com/enquirer/enquirer/blob/master/CHANGELOG.md)
- [Commits](https://github.com/enquirer/enquirer/compare/2.3.4...2.3.5)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

fix(compiler-core): elements with dynamic keys should be forced into blocks

fix #916

build: remove size check for runtime.global files

fix(transition): should ship props declarations in production

fix(transition): fix dynamic transition update on nested HOCs

feat(asyncComponent): add `onError` option for defineAsyncComponent

BREAKING CHANGE: `retryWhen` and `maxRetries` options for
`defineAsyncComponent` has been replaced by the more flexible `onError`
option, per https://github.com/vuejs/rfcs/pull/148

test: fix runtime-dom v-on test

fix(runtime-dom): support native onxxx handlers

close #927

refactor(runtime-core): refactor slots resolution

Get rid of need for setup proxy in production mode and improve console
inspection in dev mode

refactor(runtime-core): make setup attrs proxy dev only

refactor(runtime-core): refactor props resolution

Improve performance in optimized mode + tests

fix(runtime-core): fix globalProperties in check on instance render proxy

types(runtime-core): Adds type signature for renderList helper (#924)

fix(runtime-dom): fix getModelAssigner order in vModelCheckbox (#926)

chore: fix changelog typo (#918) [ci skip]

chore: typo (#928)

build(deps-dev): bump @types/jest from 25.1.5 to 25.2.1

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 25.1.5 to 25.2.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump ts-jest from 25.3.0 to 25.3.1

Bumps [ts-jest](https://github.com/kulshekhar/ts-jest) from 25.3.0 to 25.3.1.
- [Release notes](https://github.com/kulshekhar/ts-jest/releases)
- [Changelog](https://github.com/kulshekhar/ts-jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/kulshekhar/ts-jest/compare/v25.3.0...v25.3.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump rollup from 2.3.2 to 2.3.3

Bumps [rollup](https://github.com/rollup/rollup) from 2.3.2 to 2.3.3.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.3.2...v2.3.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

feat(runtime-core): improve component public instance proxy inspection

fix(v-model): handle dynamic assigners and array assigners

close #923

fix(types): accept generic Component type in h()

fix #922

fix(reactivity): track reactive keys in raw collection types

Also warn against presence of both raw and reactive versions of the
same object in a collection as keys.

fix #919

release: v3.0.0-alpha.11

build: run tests in serial for release

fix(runtime-core): support attr merging on child with root level comments

fix #904

refactor(compiler-sfc): make more explicit regarding template pad behavior

fix(compiler-sfc): always use offset for template block sourcemaps (#911)

fix(types/reactivity): add generics constraint for markNonReactive

fix #917

fix(compiler): fix pre tag whitespace handling

- should preserve whitespace even in nested elements
- should remove leading newline per spec

fix #908

feat(runtime-core): emits validation and warnings

refactor(runtime-core): extract component emit related logic into dedicated file

feat(runtime-core): type and attr fallthrough support for emits option

test(types): fix dts test

feat(reactivity): add effect to public api (#909)

test(types): also test Object as PropType casting

fix(types): allow use PropType with Function (#915)

close #748

chore: remove debugger

refactor(runtime-core): adjust attr fallthrough behavior

BREAKING CHANGE: attribute fallthrough behavior has been adjusted
according to https://github.com/vuejs/rfcs/pull/154

refactor(runtime-core): remove unnecessary tracing check (#912)

The check for `config.performance` is already done inside `endMeasure` and is not done anywhere else `endMeasure` is called.

build(deps-dev): bump @types/jest from 25.1.4 to 25.1.5

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 25.1.4 to 25.1.5.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump jest from 25.2.4 to 25.2.7

Bumps [jest](https://github.com/facebook/jest) from 25.2.4 to 25.2.7.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/compare/v25.2.4...v25.2.7)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

fix(reactivity): scheduled effect should not execute if stopped

fix #910

chore: readme [ci skip]

test: fix dts tests for Teleport renaming

test: make events test more stable

refactor: rename `<portal>` to `<teleport>`

BREAKING CHANGE: `<portal>` has been renamed to `<teleport>`.

    `target` prop is also renmaed to `to`, so the new usage will be:

    ```html
    <Teleport to="#modal-layer" :disabled="isMobile">
      <div class="modal">
        hello
      </div>
    </Teleport>
    ```

    The primary reason for the renaming is to avoid potential naming
    conflict with [native portals](https://wicg.github.io/portals/).

chore: avoid v-cloak test warning

feat(runtime-core): config.performance tracing support

fix(compiler-core/slots): should support on-component named slots

feat(compiler-core): export `transformElement` from compiler-core (#907)

build(deps-dev): bump rollup from 2.3.1 to 2.3.2

Bumps [rollup](https://github.com/rollup/rollup) from 2.3.1 to 2.3.2.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.3.1...v2.3.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

fix(runtime-dom): v-cloak should be removed after compile on the root element (#893)

fix #890

build(deps-dev): bump rollup from 2.3.0 to 2.3.1 (#900)

Bumps [rollup](https://github.com/rollup/rollup) from 2.3.0 to 2.3.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.3.0...v2.3.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

fix(transition): warn only when there is more than one rendered child (#903)

feat(templateRef): should work with direct reactive property

close #901

feat(templateRef): support template ref for all vnode types

fix(inject): allow default value to be `undefined` (#894)

Close #892

refactor(runtime-core): remove the need for currentSuspense

build(deps-dev): bump rollup from 2.2.0 to 2.3.0 (#896)

Bumps [rollup](https://github.com/rollup/rollup) from 2.2.0 to 2.3.0.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.2.0...v2.3.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

build(deps): bump csstype from 2.6.9 to 2.6.10 (#897)

Bumps [csstype](https://github.com/frenic/csstype) from 2.6.9 to 2.6.10.
- [Release notes](https://github.com/frenic/csstype/releases)
- [Commits](https://github.com/frenic/csstype/compare/v2.6.9...v2.6.10)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

feat(portal): hydration support for portal disabled mode

feat(portal): SSR support for portal disabled prop

feat(portal): support disabled prop

build(deps-dev): bump jest from 25.2.3 to 25.2.4

Bumps [jest](https://github.com/facebook/jest) from 25.2.3 to 25.2.4.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/compare/v25.2.3...v25.2.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump @microsoft/api-extractor from 7.7.10 to 7.7.12

Bumps [@microsoft/api-extractor](https://github.com/microsoft/rushstack) from 7.7.10 to 7.7.12.
- [Release notes](https://github.com/microsoft/rushstack/releases)
- [Commits](https://github.com/microsoft/rushstack/compare/@microsoft/api-extractor_v7.7.10...@microsoft/api-extractor_v7.7.12)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build(deps-dev): bump ts-jest from 25.2.1 to 25.3.0

Bumps [ts-jest](https://github.com/kulshekhar/ts-jest) from 25.2.1 to 25.3.0.
- [Release notes](https://github.com/kulshekhar/ts-jest/releases)
- [Changelog](https://github.com/kulshekhar/ts-jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/kulshekhar/ts-jest/compare/25.2.1...v25.3.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

feat(portal): SSR support for multi portal shared target

feat(portal): support multiple portal appending to same target

feat(compiler-core): support v-is

see https://github.com/vuejs/rfcs/pull/149 for details

build(deps): bump rollup

build(deps): bump jest and typescript

fix(runtome-dom): properly support creating customized built-in element

fix(types): export missing types from runtime-core (#889)

feat(asyncComponent): retry support

BREAKING CHANGE: async component `error` and `loading` options have been
renamed to `errorComponent` and `loadingComponent` respectively.

refactor(runtime-core): rename `createAsyncComponent` to `defineAsyncComponent` (#888)

BREAKING CHANGE: `createAsyncComponent` has been renamed to `defineAsyncComponent` for consistency with `defineComponent`.

chore: readme typos (#885)

[ci skip]

chore: fix tests

fix(portal): portal should always remove its children when unmounted

feat(runtime-core): failed component resolution should fallback to native element

chore: remove unused import

build: enforce node version on install (#881)

build(deps): bump @babel/parser from 7.9.3 to 7.9.4 (#880)

Bumps [@babel/parser](https://github.com/babel/babel) from 7.9.3 to 7.9.4.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.9.3...v7.9.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

feat(runtime-core): support app.config.globalProperties

per https://github.com/vuejs/rfcs/pull/117/

chore: readme [ci skip]

release: v3.0.0-alpha.10

chore: improve parser option comments [ci skip]

chore: rmeove debugger [ci skip]

build: tweak flags

chore: fix resolveAsset test typing

fix: fix option merge global mixins presence check

chore: fix Portal test types

fix(reactivity): should not trigger map keys iteration when keys did not change

fix #877

fix(TransitionGroup): ignore comment node when warn (fix#869) (#875)