Because of Laravel 8 compatibility needs

Author: mlantz

composer.json

@@ -19,18 +19,18 @@
     ],
     "require": {
         "php": ">=7.2",
-        "illuminate/support": "^6.0|^7.0",
-        "illuminate/filesystem": "^6.0|^7.0",
+        "illuminate/support": "^6.0|^7.0|^8.0",
+        "illuminate/filesystem": "^6.0|^7.0|^8.0",
         "phpseclib/phpseclib": "^2.0"
     },
     "require-dev": {
-        "illuminate/console": "^6.0|^7.0",
+        "illuminate/console": "^6.0|^7.0|^8.0",
         "mockery/mockery": "~1.0",
         "phpunit/phpunit": "~5.5"
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "6.0-dev"
+            "dev-master": "6.x-dev"
         },
         "laravel": {
             "providers": [