* add documentation of filter in prune + cleanup doc
0.1.15
---------------------
* add filtering of swagger * support outputting swagger in yaml format * support silencing the CLI * [dev] refactor CLI
0.1.13
-------------------
* add validation of parameters required/default * add validation of parameters default value wrt type/format
0.1.12
-------------------
* add pruning of unused items (definitions, responses, parameters, securityDefinitions/scopes, tags) * rename validate_swagger function to validate, add prune function
0.1.11
-------------------
* [dev] use jsonpath_ng to walk the swagger * add timing of validation in CLI if verbose