Update to Firebase 2.0.3

Conflicts:
	modules/Queue.js
	package.json
Update tests

Conflicts:
	modules/__tests__/Queue-test.js
	modules/__tests__/Runner-test.js
	modules/__tests__/Worker-test.js
	package.json
	specs/Queue-spec.js
	specs/Runner-spec.js
	specs/Worker-spec.js
	specs/helper.js
	specs/queue-spec.js
	specs/runner-spec.js
	specs/worker-spec.js
Keep version in separate file
Use npm run instead of shell scripts
Update README
Style tweak
Update Firebase version in browser tests
Version 1.0.0