Merge pull request #13 from davemg3/1.1

Update guzzle to 6.3 bug fix.

Author: percymamedy

composer.json

@@ -11,7 +11,7 @@
     ],
     "require": {
         "php": ">=5.5.0",
-        "guzzlehttp/guzzle": "6.2.*",
+        "guzzlehttp/guzzle": "6.3.*",
         "illuminate/support": "~5.0",
         "nesbot/carbon": "~1.20"
     },