Add classes to generated templates.
Merge pull request #172 from abuiles/scaffold-classes

Add classes to generated templates.
Use quoted action names.

Actions can now use bound property lookup (instead of being static
strings).

This was added in https://github.com/emberjs/ember.js/pull/3936.
Merge pull request #174 from rjackson/use-quoted-actions

Use quoted action names.