#bundle update rails && bundle exec rspec spec
#BUNDLE_GEMFILE=Gemfile.mongoid bundle update mongoid && BUNDLE_GEMFILE=Gemfile.mongoid bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.rails-4.1 bundle && BUNDLE_GEMFILE=Gemfile.rails-4.1 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.rails-4.0 bundle && BUNDLE_GEMFILE=Gemfile.rails-4.0 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.rails-3.2 bundle && BUNDLE_GEMFILE=Gemfile.rails-3.2 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.rails-3.1 bundle && BUNDLE_GEMFILE=Gemfile.rails-3.1 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.rails-3.0 bundle && BUNDLE_GEMFILE=Gemfile.rails-3.0 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-4.0 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-4.0 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-3.1 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-3.1 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-3.0 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-3.0 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-2.8 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-2.8 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-2.7 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-2.7 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-2.6 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-2.6 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-2.5 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-2.5 bundle exec rspec spec
BUNDLE_GEMFILE=Gemfile.mongoid-2.4 bundle && BUNDLE_GEMFILE=Gemfile.mongoid-2.4 bundle exec rspec spec