worker injection

[runspired]

Remaining Alpha Tasks

• ember install skyrocket-engine
• ember g worker foo
• foo: inject.worker('foo')
• bar: inject.worker('foo:bar')
• compile workers/foo/worker.js to assets/workers/foo.js
• compile workers/foo/contract.js to workers/foo.js
• WorkerShell
• WorkerService
• [25%] WorkerTransport
• Put loader.js into Workers.
• Skyrocket Object Model
• WorkerBoot