Description:

Install Wallaby based on the given NAME (default to 'admin').

For example, if 'backend' is provided as NAME, this generator will carry out the following items:
- Mounting Wallaby engine to `/backend` in `config/routes.rb`.
- Create initializer file `config/initializers/wallaby.rb`.
- Create basic application controller/decorator/servicer under camelized namespace `Backend`. Optionally, application authorizer and paginator can be created as well.
- Optionally create application partials

Example:

rails generate wallaby:install admin --include-authorizer --include-paginator --include-partials

This will create:
- config/initializer/wallaby.rb
- app/controllers/admin/application_controller.rb
- app/decorators/admin/application_decorator.rb
- app/servicers/admin/application_servicer.rb
- app/authorizers/admin/application_authorizer.rb
- app/paginators/admin/application_paginator.rb
- app/views/admin/application/_*.html.erb