Support the abortable fetch API

[dasa]

Enhancement

Add support for a signal: AbortSignal property to RequestOptions

Package Version: 2.x

Code

This would allow core/request to support the Abortable fetch pattern.

There'd need to be a shim for AbortController too.

[nicknisi]

@dasa This fix has been merged into @dojo/framework via dojo/framework#30 and will be included in Dojo 3. Thanks!