add support to laravel 8

Author: cesargb

.travis.yml

@@ -2,8 +2,6 @@ language: php
 
 matrix:
   include:
-    - php: '7.2'
-      env: LARAVEL='5.5.*' ORCHESTRA="3.5.*" COMPOSER_FLAGS='--prefer-stable'
     - php: '7.2'
       env: LARAVEL='^6.0' ORCHESTRA="4.*.*" COMPOSER_FLAGS='--prefer-lowest'
     - php: '7.2'
@@ -12,8 +10,6 @@ matrix:
       env: LARAVEL='^7.0' ORCHESTRA="5.*.*" COMPOSER_FLAGS='--prefer-lowest'
     - php: '7.2'
       env: LARAVEL='^7.0' ORCHESTRA="5.*.*" COMPOSER_FLAGS='--prefer-stable'
-    - php: '7.3'
-      env: LARAVEL='5.5.*' ORCHESTRA="3.5.*" COMPOSER_FLAGS='--prefer-stable'
     - php: '7.3'
       env: LARAVEL='^6.0' ORCHESTRA="4.*.*" COMPOSER_FLAGS='--prefer-lowest'
     - php: '7.3'
@@ -22,12 +18,14 @@ matrix:
       env: LARAVEL='^7.0' ORCHESTRA="5.*.*" COMPOSER_FLAGS='--prefer-lowest'
     - php: '7.3'
       env: LARAVEL='^7.0' ORCHESTRA="5.*.*" COMPOSER_FLAGS='--prefer-stable'
-    - php: '7.4'
-      env: LARAVEL='5.5.*' ORCHESTRA="3.5.*" COMPOSER_FLAGS='--prefer-stable'
+    - php: '7.3'
+      env: LARAVEL='^8.0' ORCHESTRA="6.*.*" COMPOSER_FLAGS='--prefer-stable'
     - php: '7.4'
       env: LARAVEL='^6.0' ORCHESTRA="4.*.*" COMPOSER_FLAGS='--prefer-stable'
     - php: '7.4'
       env: LARAVEL='^7.0' ORCHESTRA="5.*.*" COMPOSER_FLAGS='--prefer-stable'
+    - php: '7.4'
+      env: LARAVEL='^8.0' ORCHESTRA="6.*.*" COMPOSER_FLAGS='--prefer-stable'
 
 before_script:
   - travis_retry composer self-update

composer.json

@@ -19,15 +19,15 @@
     "license": "MIT",
     "require": {
         "php" : "^7.2",
-        "illuminate/config": "~5.5.28| ^6.0 | ^7.0",
-        "illuminate/console": "~5.5.28| ^6.0 | ^7.0",
-        "illuminate/log": "~5.5.28| ^6.0 | ^7.0",
-        "illuminate/support": "~5.5.28| ^6.0 | ^7.0",
-        "monolog/monolog": "~1.20 | ^2.0"
+        "illuminate/config": "^6.0|^7.0|^8.0",
+        "illuminate/console": "^6.0|^7.0|^8.0",
+        "illuminate/log": "^6.0|^7.0|^8.0",
+        "illuminate/support": "^6.0|^7.0|^8.0",
+        "monolog/monolog": "^2.0"
     },
     "require-dev": {
-        "orchestra/testbench": "^3.5 | ^4.0 | ^5.0",
-        "phpunit/phpunit": "^6.0 | ^7.0 | ^8.0"
+        "orchestra/testbench": "^4.0|^5.0|^6.0",
+        "phpunit/phpunit": "^7.0|^8.0"
     },
     "autoload": {
         "psr-4": {