Parse and assoc parameters from the request body with the request.

Parse and assoc parameters from the query string with the request.

Adds parameters from the query string and the request body to the request
map. See: wrap-params.

Middleware to parse urlencoded parameters from the query string and form
body (if the request is a url-encoded form). Adds the following keys to
the request map:
:query-params - a map of parameters from the query string
:form-params  - a map of parameters from the body
:params       - a merged map of all types of parameter
Accepts the following options:
:encoding - encoding to use for url-decoding. If not specified, uses
            the request character encoding, or "UTF-8" if no request
            character encoding is set.