impressionist_#96

output

FIRST_TIME
test_app$ rails g impressionist --orm active_record -f
      invoke  active_record
      remove    db/migrate/20130716090507_create_impressions_table.rb
      create    db/migrate/20130716091134_create_impressions_table.rb
      create  config/initializers/impression.rb

SECOND_TIME, impression.rb already exists

test_app$ rails g impressionist --orm active_record -f
/home/nbit001/gems/impressionist/lib/impressionist/models/mongo_mapper/impression.rb:2:in `<class:Impression>': uninitialized constant Impression::MongoMapper (NameError)
	from /home/nbit001/gems/impressionist/lib/impressionist/models/mongo_mapper/impression.rb:1:in `<top (required)>'
	from /home/nbit001/gems/impressionist/lib/impressionist/engine.rb:25:in `include_orm'
	from /home/nbit001/gems/impressionist/lib/impressionist/engine.rb:7:in `block in <class:Engine>'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/initializable.rb:30:in `instance_exec'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/initializable.rb:30:in `run'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/initializable.rb:55:in `block in run_initializers'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/initializable.rb:54:in `each'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/initializable.rb:54:in `run_initializers'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/application.rb:136:in `initialize!'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/railtie/configurable.rb:30:in `method_missing'
	from /home/nbit001/gems/impressionist/tests/test_app/config/environment.rb:5:in `<top (required)>'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/application.rb:103:in `require'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/application.rb:103:in `require_environment!'
	from /home/nbit001/.rvm/gems/ruby-2.0.0-p195/gems/railties-3.2.12/lib/rails/commands.rb:25:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'