Add Laravel 7.x Support

Author: joskfg

composer.json

@@ -10,8 +10,8 @@
     },
     "require": {
         "php": ">=7.2",
-        "illuminate/http": "^5.8 || ^6.0",
-        "illuminate/contracts": "^5.8 || ^6.0"
+        "illuminate/http": "^5.8 || ^6.0 || ^7.0",
+        "illuminate/contracts": "^5.8 || ^6.0 || ^7.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.2",