docs: Improve install section in README (#83)

The current install section led to misunderstandings since it looked like compiling the binary is the only option available. This PR aims to restructure this section to highlight the option of using pre-compiled binaries.

README.md

@@ -20,7 +20,13 @@ As this tool use the [VirusTotal API](https://developers.virustotal.com/v3.0/ref
 
 ### Installing the tool
 
-For installing the tool you can download one the [pre-compiled binaries](https://github.com/VirusTotal/vt-cli/releases) we offer for Windows, Linux and Mac OS X, or alternatively you can compile it yourself from source code. To compile the program you'll need [Go 1.14.x or higher installed in your system](https://go.dev/doc/install) and type the following commands:
+There are two ways of installing the tool: by using one of our pre-compiled binaries or by building it by yourself.
+
+#### Pre-compiled binaries
+The pre-compiled binaries can be found at [the releases page](https://github.com/VirusTotal/vt-cli/releases). There are binaries for Windows, Linux and Mac OS X. To use them, just download the file, decompress it and place it in a directory where you think is more convenient to be used.
+
+#### Manual building
+To compile the program you'll need [Go 1.14.x or higher installed in your system](https://go.dev/doc/install) and type the following commands:
 
 ```sh
 $ git clone https://github.com/VirusTotal/vt-cli
@@ -34,15 +40,15 @@ $ export GOBIN=`go env GOPATH`/bin
 $ export PATH=$PATH:$GOBIN
 ```
 
-#### Mac OS
+##### Mac OS
 
 For Mac OS users, there's a [brew formula](https://formulae.brew.sh/formula/virustotal-cli) available. Please note this is not maintained by VirusTotal.
 
 ```sh
 $ brew install virustotal-cli
 ```
 
-#### Windows
+##### Windows
 
 For Windows uses, there's a [Winget manifest](https://github.com/microsoft/winget-pkgs/tree/master/manifests/v/VirusTotal/vt-cli) available. Please note this is not maintained by VirusTotal.