fix uninitialized constant warning in CanCan::Rule#model_adapter
Adding Ability#merge
Use latest with_model gem

Now with_model clears the association class cache
between specs, which fixes a test pollution
problem.
Fixed problem with 'with_model' gem in DataMapper tests and Mongoid tests.
Fixed typo
Fixed bug with params for actions that build new instances with namespaced models
Pass forward :if and :unless options to the before filter. i.e:

    load_and_authorize_resource :if => condition == true
adding travis-ci badge
Don't remove key-value from the subject hash we might want to use it again.
Just add singleton to description of authorize_resource
checked for ActionContoller::Base instead of just ActionContoller
adding project status message to readme
Add check for Enumerable as condition value
Merge pull request #607 from Mixbook/master

Added support for value to be Enumerable
Merge pull request #587 from route/patch-1

Just add singleton to description of authorize_resource
Merge pull request #559 from plentz/patch-1

Adding travis-ci badge
Merge pull request #564 from flop/master

False positives on multiple nested abilities definitions
Merge pull request #556 from mauriciozaffari/master

Pass forward :if and :unless options to the before filter.
Merge pull request #505 from nertzy/update_with_model

Use latest with_model gem
Merge pull request #541 from icrowley/master

Fixed bug with params for actions that build new instances with namespaced models