Enhance the README (#82)

README.md

@@ -1,58 +1,76 @@
-![Topgrade](doc/topgrade.png)
-<!---
-![GitHub release](https://img.shields.io/github/release/r-darwish/topgrade.svg)
-[![Crates.io](https://img.shields.io/crates/v/topgrade.svg)](https://crates.io/crates/topgrade)
-[![AUR](https://img.shields.io/aur/version/topgrade.svg)](https://aur.archlinux.org/packages/topgrade/)
-![homebrew](https://img.shields.io/homebrew/v/topgrade.svg) -->
---->
+<div align="center">
+  <img alt="Topgrade" src="doc/topgrade.png" width="850px">
+  
+  <!--
+  <a href="https://github.com/topgrade-rs/topgrade/releases"><img alt="GitHub Release" src="https://img.shields.io/github/release/r-darwish/topgrade.svg"></a>
+  <a href="https://crates.io/crates/topgrade"><img alt="crates.io" src="https://img.shields.io/crates/v/topgrade.svg"></a>
+  <a href="https://aur.archlinux.org/packages/topgrade"><img alt="AUR" src="https://img.shields.io/aur/version/topgrade.svg"></a>
+  <a href="https://formulae.brew.sh/formula/topgrade"><img alt="Homebrew" src="https://img.shields.io/homebrew/v/topgrade.svg"></a>
+  -->  
 
-![Demo](doc/screenshot.gif)
-
-## Fork
-This is a fork of [topgrade by r-darwish](https://github.com/r-darwish/topgrade) to keep it maintained.
+  <img alt="Demo" src="doc/screenshot.gif" width="550px">
+</div>
+  
+## Introduction
 
+> **Note**
+> This is a fork of [topgrade by r-darwish](https://github.com/r-darwish/topgrade) to keep it maintained.
 
 Keeping your system up to date usually involves invoking multiple package managers.
 This results in big, non-portable shell one-liners saved in your shell.
-To remedy this, _topgrade_ detects which tools you use and runs the appropriate commands to update them.
+To remedy this, **topgrade** detects which tools you use and runs the appropriate commands to update them.
 
 ## Installation
-- Arch Linux: [AUR](https://aur.archlinux.org/packages/topgrade/) package.
+
+- Arch Linux: [AUR](https://aur.archlinux.org/packages/topgrade) package.
 - NixOS: _topgrade_ package in `nixpkgs`.
-- macOS: [Homebrew](https://brew.sh/) or [MacPorts](https://www.macports.org/install.php).
+- macOS: [Homebrew](https://formulae.brew.sh/formula/topgrade) or [MacPorts](https://ports.macports.org/port/topgrade/).
 
 Other systems users can either use `cargo install` or use the compiled binaries from the release page.
 The compiled binaries contain a self-upgrading feature.
 
 Topgrade requires Rust 1.51 or above.
 
-## Documentation[WIP]
+## Documentation
+
+> **Warning**
+> Work in Progress
+
 You can visit the documentation at [topgrade-rs.github.io](https://topgrade-rs.github.io/) .
 
 ## Usage
+
 Just run `topgrade`.
 See [the wiki](https://github.com/r-darwish/topgrade/wiki/Step-list) for the list of things Topgrade supports.
 
 ## Customization
+
 See `config.example.toml` for an example configuration file.
 
 ### Configuration path
 
 The configuration should be placed in the following paths depending by the operating system:
 
-* **Windows** - `%APPDATA%/topgrade.toml`
-* **macOS** and **other Unix systems** - `${XDG_CONFIG_HOME:-~/.config}/topgrade.toml`
+- **Windows** - `%APPDATA%/topgrade.toml`
+- **macOS** and **other Unix systems** - `${XDG_CONFIG_HOME:-~/.config}/topgrade.toml`
 
 ## Contribution
+
 ### Problems or missing features?
+
 Open a new Issue describing your problem and if possible with a possible solution.
+
 ### Missing a feature or found an unsupported tool/distro?
+
 Just let us now what you are missing by opening an issue.
 For tools please open an Issue describing the tool, which platforms it supports and if possible, give us an example of its usage.
+
 ### Want to contribute to the code?
+
 Just fork the repository and start coding.
 
 ## Remote execution
+
 You can specify a key called `remote_topgrades` in the configuration file.
 This key should contain a list of hostnames that have topgrade installed on them.
 Topgrade will use `ssh` to run `topgrade` on remote hosts before acting locally.