Ms2ger

[Typed function references](https://github.com/WebAssembly/function-references/blob/b158867a0cb5c24a31ee9a31c2169300bfae7586/proposals/function-references/Overview.md#type-representation) proposes exposing reference types as `{ref: ConsType, nullable: bool}`. Should this pattern also be used for funcref/externref?

Set up travis on all platforms

2

CC @edunham @metajack @larsbergstrom - [x] linux - [x] osx - [ ] android - [ ] windows

Upstream parent window support

2

``` Ms2ger: there's a minor change to make to glutin before deforking it would be great if someone did it :o) Ptr? the servo fork added a `with_parent_window` method to...

Set up android, mac, windows testing

5

CC @edunham @larsbergstrom @metajack

IpcSender should consistently be Sync or !Sync.

3

It seems like it's `Sync` on linux and `!Sync` on windows right now.

```js [Symbol.iterator](){ return { next: () => ({ value: this.next(), done: this[done] }) , return: () => ({ value: this.resolve(), done: this[done] }) , throw: () => ({ value: this.reject(),...