FIX: Test to  string

Initial feature merge

See merge request !1

with generic write on response. Removing unnecessary imports

Writing some examples
Index page for lms

- Finish implementing FromStr trait for Cookie
- Change the path variable of the Cookie struct to be a Uri
- Update docs of CookieBuilder to compile

request_form_utils

many errors WIP

build

possibility, divide the response module;

the whole data of the content-type

`extract_cookies_from_vec()`. Update `mime_from_headers()` to take a
mutable reference to self

seprate impl's, fixing some code, ...

add cookie functionality

Added TODO: file

set maximum post body size to 4196 bytes