Merge pull request #19 from laravel-notification-channels/laravel-5.7

Laravel 5.7

Author: alexsoft

composer.json

@@ -14,8 +14,8 @@
     "require": {
         "php": ">=5.6.4",
         "guzzlehttp/guzzle": "^6.2",
-        "illuminate/notifications": "5.3.*|5.4.*|5.5.*|5.6.*",
-        "illuminate/support": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*"
+        "illuminate/notifications": "~5.3.0|~5.4.0|~5.5.0|~5.6.0|~5.7.0",
+        "illuminate/support": "~5.1.0|~5.2.0|~5.3.0|~5.4.0|~5.5.0|~5.6.0|~5.7.0"
     },
     "require-dev": {
         "mockery/mockery": "^0.9.5",