Update Code to use structs `Uri` and `RawUri`

README.md

core/http/src/handlers/handler.rs

core/http/src/handling/request/datatypes.rs

core/http/src/handling/request/form_utils.rs

core/http/src/handling/request/request_mime.rs

core/http/src/handling/routes.rs

core/http/src/setup.rs

core/http/src/utils/mod.rs

core/http/src/utils/url_utils/datatypes.rs

core/http/src/utils/url_utils/uri.rs

core/http/src/utils/vec_utils.rs

site/src/main.rs