Mbtest

* Enhancement - add form to Predicate. (Thanks [kwist-sgr](https://github.com/kwist-sgr).)

* Re-release

* Enhancement - add support for OPTIONS HTTP verb in predicates. (Thanks [melmoth-der-wanderer(https://github.com/melmoth-der-wanderer).)

* Enhancement - add `with_json` to `had_request` matcher.

* Enhancement - add jsonpath to Predicate. (Thanks [yevhen-m](https://github.com/yevhen-m).)
* Enhancement - add PredicateGenerator.
* Enhancement - add fault behavior to responses.

* Enhancement 61 - Add decorate response for proxies. (Thanks [dAnjou](https://github.com/dAnjou).)