Add PHP 8.0 support (#44)

* Added PHP 8.0 support

* Updated README.md to remove code style test references

Author: matthew-inamdar

.travis.yml

@@ -11,6 +11,7 @@ language: php
 php:
   - "7.3"
   - "7.4"
+  - "8.0"
 
 # Cache the vendor directory for quicker builds.
 cache:
@@ -24,5 +25,4 @@ install:
 
 # Run the code style and unit tests.
 script:
-  - composer test:style
-  - composer test:unit
+  - composer test

README.md

@@ -303,24 +303,10 @@ class CreatePostsTable extends Migration
 
 ## Running the tests
 
-To run the test suite you can use the following commands:
+To run the test suite you can use the following command:
 
 ```bash
-# To run both style and unit tests.
 composer test
-
-# To run only style tests.
-composer test:style
-
-# To run only unit tests.
-composer test:unit
-```
-
-If you receive any errors from the style tests, you can automatically fix most,
-if not all of the issues with the following command:
-
-```bash
-composer fix:style
 ```
 
 ## Contributing

composer.json

@@ -27,26 +27,19 @@
         }
     },
     "require": {
-        "php": "^7.3",
+        "php": "^7.3 || ^8.0",
         "laravel/framework": "^8.0"
     },
     "require-dev": {
         "ext-pdo": "*",
-        "friendsofphp/php-cs-fixer": "^2.15",
         "orchestra/testbench": "^6.0",
         "phpunit/phpunit": "^8.4"
     },
     "config": {
         "sort-packages": true
     },
     "scripts": {
-        "test": [
-            "@test:style",
-            "@test:unit"
-        ],
-        "test:style": "php-cs-fixer fix --config=.php_cs --allow-risky=yes --dry-run --diff --verbose",
-        "test:unit": "phpunit",
-        "fix:style": "php-cs-fixer fix --config=.php_cs --allow-risky=yes --diff --verbose"
+        "test": "phpunit"
     },
     "extra": {
         "laravel": {