Updated readme

Author: italolelis

README.md

@@ -21,12 +21,19 @@ After you have *github-cli* up and running we can create our first repository.
 First of all we have to create a configuration file that will customize how our repositories will be created. You can have a look on our [example](.github.sample.toml).
 This file can be placed on the same folder as your binary is, or in your home directory and it should be named `.github.toml` (You can also use it as `yaml` or `json`).
 
+## Usage
+
+```
+github-cli [command] [--flags]
+``` 
+
 ### Commands
 
 | Command                  | Description                          |
 |--------------------------|--------------------------------------|
-| `github-cli create-repo` | Creates a new github repository      |
-| `github-cli create-test` | Creates a new hellofresh hiring test |
+| `github-cli create repo [--flags]` | Creates a new github repository      |
+| `github-cli create test [--flags]` | Creates a new hellofresh hiring test |
+| `github-cli unseat [--flags]`      | Removes external collaborators from repositories |
 
 ## Contributing