Migrating to rails 4. Part 1.
Add test/
Update rails gems to 4.0.2
Remove strong_parameters gem (part of rails now)
Cleanup
Update .gitignore
Update Gemfile*
Update environments files
Add filter_parameter_logging
Add protected_attributes gem
Replace nested_set with awesome_nested_set. For rails 4.
Fix deprecation
Drop protected_attributes gem
Drop attr_accessible fro models
Fix searches routing spec
Fix security routing spec
Fix groups spec
Fix api feature for cucumber
Update application_controller
Fix deprecations