[Catalyst] New class templates

[Svilen Ivanov]

> >>>> MyApp->config( name => 'MyApp' );
> >>>
> >>> Why not __PACKAGE__ instead of MyApp?
> >>
> >> Why?
> >
> > Because __PACKAGE__ always works, you don't have to s/MyApp/$MyApp/
> > several times.
>
> The helper script already replaces "MyApp" with whatever the name of
> your application is. :)

IMHO the very first version of the application is usually called "MyApp" and 
then later it is renamed to "TheProjectName" :)

I'd prefer the __PACKAGE__ but it isn't critical.