fixed new versions compatibility

Author: samuraee

README.md

@@ -4,7 +4,7 @@ Added a method to Laravel response for handling xml response and also converting
 ### Composer Installation
 
 ```php
-composer require tartan/laravel-xml-repsonse:"^5.0"
+composer require tartan/laravel-xml-repsonse
 ```
 
 ### Integration with Laravel 5.*

composer.json

@@ -13,7 +13,7 @@
     ],
     "require": {
         "php": ">=5.5.9",
-        "illuminate/support": "5.x.x"
+        "illuminate/support": ">5.0.0"
     },
     "autoload": {
         "psr-4": {