Laravel 5.6 compatibility

README.md

@@ -17,7 +17,7 @@ It provides DB2 Connection by extending the Illuminate Database component of the
 Add laravel-db2 to your composer.json file:
 ```
 "require": {
-    "cooperl/laravel-db2": "~5.4"
+    "cooperl/laravel-db2": "~5.6"
 }
 ```
 Use [composer](http://getcomposer.org) to install this package.

composer.json

@@ -16,8 +16,8 @@
     }
   ],
   "require": {
-    "php": ">=7.0.0",
-    "laravel/framework": "5.5.*"
+    "php": ">=7.1.3",
+    "laravel/framework": "5.6.*"
   },
   "require-dev": {
   },