Add a test for options argument
Add tests for Active Record Associations
Fix utusemi method to work with loaded records
Update implementation plan in comment
Move test cases
Add tests for ::utusemi method
Add tests that compare utusemi and utusemi! methods
Add tests for #utusemi and #utusemi! methods
Fix the behavior when clone a record
Fix #utusemi method to work with multiple chained Active Record Association
Add a comment
Rails 3.x: Fix to work tests.
Merge pull request #1 from hyoshida/hotfix/association

Fix problems for Active Record Association