New config file, and other new features

In this release were added some new info such as resolution, uwufetch is now fully customizable via the config.json file.
Here is an example:

{
  "distributon": "debian",
  "ascii": true,
  "user": true,
  "os": true,
  "kernel": true,
  "cpu": true,
  "gpu": false,
  "ram": true,
  "resolution": false,
  "shell": true,
  "pkgs": true,
  "uptime": true,
  "colors": true
}

Mac os is now partially supported.