Drop PHP7.1 and Laravel5.8

Author: kawax

.travis.yml

@@ -3,7 +3,6 @@ language: php
 
 jobs:
   include:
-    - php: 7.1
     - php: 7.2
     - php: 7.3
     - php: 7.4

README.md

@@ -14,8 +14,8 @@ v4 will be shut down on 2020/03.
 This package already support new API. Check UPGRADING.md
 
 ## Requirements
-- PHP >= 7.1
-- Laravel >= 5.8
+- PHP >= 7.2
+- Laravel >= 6.0
 
 ## Versioning
 - Basic : semver

composer.json

@@ -7,14 +7,14 @@
   ],
   "license": "MIT",
   "require": {
-    "php": "^7.1.3||^8.0",
+    "php": "^7.2||^8.0",
     "guzzlehttp/guzzle": "^6.3||^7.0",
-    "illuminate/support": "^5.8||^6.0||^7.0"
+    "illuminate/support": "^6.0||^7.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^7.5||^8.0||^9.0",
+    "phpunit/phpunit": "^8.0||^9.0",
     "mockery/mockery": "^1.0",
-    "orchestra/testbench": "^3.8||^4.0||^5.0"
+    "orchestra/testbench": "^4.0||^5.0"
   },
   "autoload": {
     "psr-4": {