Add 5.7.* to supported versions

Author: svenluijten

README.md

@@ -105,9 +105,9 @@ Look at the table below to find out what versions of Laravel are supported on wh
 of this package:
 
 
-| Laravel          | Artisan Shortcuts   |
-|------------------|---------------------|
-| `5.5.*`, `5.6.*` | `^1.0`              |
+| Laravel                   | Artisan Shortcuts |
+|---------------------------|-------------------|
+| `5.5.*`, `5.6.*`, `5.7.*` | `^1.0`            |
 
 ## Contributing
 All contributions (pull requests, issues and feature requests) are