Merge pull request #11 from mpash/laravel-5.3-support

Add Laravel 5.3 Support

.travis.yml

@@ -1,7 +1,6 @@
 language: php
 
 php:
-  - 5.3
   - 5.4
   - 5.5
   - 5.6

composer.json

@@ -15,7 +15,7 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "illuminate/support":"4.*|5.0.*"
+        "illuminate/support": "4.*|~5.0"
     },
     "autoload": {
         "psr-0": {