All shown boilerplate is copy paste of a new CLI generated project using the rc.0 blueprints.
Formatting might be a bit different from the norm in the angular.io repo but it should be left as is, since the shown files should match a generated project.
We seemed to create more confusion by omitting app.module (and main) in QS than we gained in simplicity of QS
Every other example requires these files.
This PR restores them to QS _but doesn't talk about them_ in QS, leaving _that_ to the Setup guide.
Contributes to #2407
- Dropped the “2” in “Angular 2” and “angular2_*” where appropriate.
- Did a partial sync of `_cache/guide/pipes.jade`
- In quickstart, changed `Try changing the message to "Hello Angular
2!”` to `Try changing the message to "Hello Again Angular!”`.
