Add support for Laravel 5.8 (#13)

* Add support for Laravel 5.8

This unfortunately also forces us to drop PHP 7.1, due to PHPUnit's deprecation of it: sebastianbergmann/phpunit#2762

.gitignore

@@ -1,2 +1,4 @@
 /vendor/
 phpunit.xml
+composer.lock
+.env

.travis.yml

@@ -3,7 +3,6 @@ sudo: required
 language: php
 
 php:
-  - 7.1
   - 7.2
   - 7.3
 

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to `ubient/laravel-flash-message` will be documented in this file
 
+## 2.1.0 - 2019-02-27
+- Drop support for PHP 7.1
+- Add support for Laravel 5.8
+
 ## 2.0.2 - 2019-02-01
 - Fixed an incorrect namespacing issue for multiple files in the `tests/Unit/` folder
 - Removed (opinionated) linter overrides from tests

composer.json

@@ -21,15 +21,14 @@
         }
     ],
     "require": {
-        "php": "^7.1",
-        "laravel/framework": "~5.5.0|~5.6.0|~5.7.0",
-        "illuminate/http": "~5.5.0|~5.6.0|~5.7.0",
-        "illuminate/support": "~5.5.0|~5.6.0|~5.7.0"
+        "php": "^7.2",
+        "laravel/framework": "~5.5.0|~5.6.0|~5.7.0|~5.8.0",
+        "illuminate/http": "~5.5.0|~5.6.0|~5.7.0|~5.8.0",
+        "illuminate/support": "~5.5.0|~5.6.0|~5.7.0|~5.8.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^7.0",
-        "orchestra/testbench": "^3.7",
-        "sebastian/diff": "^3.0"
+        "phpunit/phpunit": "^8.0",
+        "orchestra/testbench": "~3.8.0"
     },
     "autoload": {
         "psr-4": {