Add UnauthenticatedRouteMixin
make it work in IE8, close #266
input ids aren't needed actually
fixed browserified ember-simple-auth-testing build, close #272
fixed requires for testing module
only trigger authorizationFailed for authorized requests, close #271
Rename alreadyAuthenticatedRoute to isAuthenticatedRoute, default index
Describe test
Add UnauthenticatedRouteMixin to example
Add UnauthenticatedRouteMixin to asset compilation
Merge pull request #1 from peterchoo/unauthenticated-route

Unauthenticated route
Merge branch 'unauthenticated-route' of https://github.com/jacobthemyth/ember-simple-auth into next

Conflicts:
	packages/ember-simple-auth/wrap/browser.end
added test for configuration default
some documentation tweaks
Remove check for Ember.testing because it not be initialized yet.