Add support for Laravel > 5.5

Author: tpawelecpl

composer.json

@@ -4,8 +4,8 @@
   "keywords": ["laravel", "javascript", "language", "translations", "routes"],
   "type": "library",
   "require": {
-    "php": ">=5.5.9",
-    "illuminate/support": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*"
+    "php": ">=7.1",
+    "illuminate/support": "^5.1"
   },
   "license": "MIT",
   "autoload": {