Fix contract

Author: mapb1990

composer.json

@@ -10,13 +10,13 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "illuminate/support": "~5.0|~5.1",
-        "illuminate/validation": "~5.0|~5.1"
+        "illuminate/support": "~5.4",
+        "illuminate/validation": "~5.4"
     },
     "autoload": {
         "psr-4": {
             "Prettus\\Validator\\": "src/Prettus/Validator/"
         }
     },
-    "minimum-stability": "stable"
+    "minimum-stability": "dev"
 }

src/Prettus/Validator/LaravelValidator.php

@@ -1,6 +1,6 @@
 <?php namespace Prettus\Validator;
 
-use Illuminate\Validation\Factory;
+use Illuminate\Contracts\Validation\Factory;
 
 /**
  * Class LaravelValidator
@@ -18,7 +18,7 @@ class LaravelValidator extends AbstractValidator {
     /**
      * Construct
      *
-     * @param \Illuminate\Validation\Factory $validator
+     * @param \Illuminate\Contracts\Validation\Factory $validator
      */
     public function __construct(Factory $validator)
     {