update for Laravel 8

Author: jonrobinson

composer.json

@@ -8,11 +8,11 @@
     ],
     "license": "MIT",
     "require": {
-        "php": ">=7.1.0",
-        "illuminate/support": "^6.0|^7.0",
-        "illuminate/notifications": "^6.0|^7.0",
-        "illuminate/console": "^6.0|^7.0",
-        "illuminate/database": "^6.0|^7.0"
+        "php": ">=7.1.0|^8.0",
+        "illuminate/support": "^6.0|^7.0|^8.0",
+        "illuminate/notifications": "^6.0|^7.0|^8.0",
+        "illuminate/console": "^6.0|^7.0|^8.0",
+        "illuminate/database": "^6.0|^7.0|^8.0"
     },
     "autoload": {
         "psr-4": {