Create Chanko version 2.0.0 with big refactoring
Add default rake task to execute rspec for travis ci
Cancel using new hash syntax of Ruby 1.9+

This lines were generated by rails.
Cancel using Proc#=== for Ruby 1.8- compatibility
Fix typo
Remove unused configuration
Check if the context has view paths in invoking Function

The context may by neither view nor controller, but a normal context.