Update composer.json

Add Laravel 5.2 support

Author: riesjart

composer.json

@@ -11,7 +11,7 @@
     ],
     "require": {
         "php": ">=5.3.0",
-        "illuminate/support": "5.0.x|5.1.x",
+        "illuminate/support": "5.0.x|5.1.x|5.2.x",
         "omnipay/common": "~2.0"
     },
     "autoload": {