Add support for Laravel 7

Author: rdarcy1

composer.json

@@ -14,11 +14,11 @@
     ],
     "require": {
         "php": "^5.6 | ^7.0",
-        "laravel/framework": "^5.3 | ^6.0"
+        "laravel/framework": "^5.3 | ^6.0 | ^7.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^8.0",
-        "orchestra/testbench-browser-kit": "^4.0"
+        "orchestra/testbench-browser-kit": "^5.0"
     },
     "autoload": {
         "psr-4": {