- ability to mock multiple methods at once via `mocks`, `protected_mocks` and `private_mocks`
- `public_stub` and `public_mock` to define explicitly public stubs
- refactored chained stubs. now any method in the chain may work well with expectations
- `contain?` helper now accepts multiple elements and pass only if all of them contained in given array
- new `contain_any?` helper checks whether at least one of given element contained into given array
- mocks docs