Update for Laravel 8

- Remove router replacement in favour of explicit transformation in return of controller actions [breaking change]
- fix tests

Author: CImrie

composer.json

@@ -10,12 +10,12 @@
     ],
     "license": "MIT",
     "require": {
-        "php" : ">= 7.2.5",
-        "randomstate/api": "~0.4.3"
+        "php" : ">=8.0",
+        "randomstate/api": "^v0.4.4"
     },
     "require-dev": {
-        "phpunit/phpunit": "^8.5",
-        "laravel/laravel": "^7.0"
+        "phpunit/phpunit": "^9.5",
+        "laravel/laravel": "^8.0"
     },
     "autoload": {
         "psr-4": {