fixes #7332 - Host Create API documentation missing required parameters
fixes #3492 - API v2 nested routes for each controller
fixes #7584 - add Authorizable module to class AuthSource
Fixes #7934 - Set correct order of require_dependency
fixes #7372 - API v2 - accept PUT/POST requests with wrapped root node to add/remove has_many associations of child nodes
Fixes #7933 - OS api responses miss field title
fixes #4439 - ensure user logins are handled case insensitively