#206: Updated minimal required PHP version to 7.1

Author: sivaschenko

.github/workflows/php.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['5.6', '7.0', '7.1', '7.2', '7.3', '7.4']
+        php-versions: ['7.1', '7.2', '7.3', '7.4']
     name: Tests with PHP ${{ matrix.php-versions }}
 
     steps:

.travis.yml

@@ -8,12 +8,12 @@
     "type": "phpcodesniffer-standard",
     "version": "6",
     "require": {
-        "php": ">=5.6.0",
+        "php": ">=7.1",
         "squizlabs/php_codesniffer": "^3.5",
         "webonyx/graphql-php": "^14.9"
     },
     "require-dev": {
-        "phpunit/phpunit": "^4.0 || ^5.0 || ^6.0 || ^7.0"
+        "phpunit/phpunit": "^7.0"
     },
     "autoload": {
         "classmap": [