Make runserver output colorful HTTP status codes
|Reported by:||Owned by:||nobody|
|Has patch:||yes||Needs documentation:||no|
|Needs tests:||no||Patch needs improvement:||no|
While developing locally and using the built-in server, it is helpful to be able to quickly scan and see 404s, redirects, errors, etc. The attached diff adds 4 HTTP colors for each of the HTTP status codes of 2xx, 3xx, 4xx, and 5xx.