Updated railties dependency for Rails 4.0
Replace `conditions' with lambda { where(...) } to eliminate the warning on Rails 4
Backward compatibility around mass-assignment for Rails 4.0
Set config.eager_load in config/environments/* to support Rails 4.0

This eliminates the warnings
Update the versions of database_cleaner to support rails 4.0

This commit eliminates the error

SQLite3::SQLException: cannot start a transaction within a
transaction: begin transaction

This should be a temporary deal because this gem is RC.

Use database_cleaner 1.0.0.RC1
Update dependency on rspec-rails to ~> 2.13

This fixes the following error
 undefined method `message' for #<RSpec::Core::ExampleGroup::Nested_..
with Rails 4.0
Make use of lambda expression for has_many to support Rails 4.0

:conditions option is deprecated in `has_many' in Rails 4.0
Use secret_key_base in Rails 4.0

secret_token is deprecated in Rails 4.0
Remove config.whiny_nils from config/environments/*.rb

config.whiny_nils is not supported on Rails 4.0.