Swagger-ui 2.0.22, swagger.js 2.0.37

Continue from this: https://github.com/concentricsky/django-tastypie-swagger/pull/58

Updated to the latest swagger-ui

Also 2 additional features to build extra actions in this pull request:
* added support for paramType=body in extra actions
* respect Meta.excludes option when building resource schema

I can't really cut off them without touching commit history so i decided to leave them in this pull request