Merge pull request #39 from christophrumpel/master

Update dependencies for Laravel 5.6

Author: Christoph Rumpel

composer.json

@@ -14,8 +14,8 @@
     "require": {
         "php": ">=5.6.4",
         "abraham/twitteroauth": "^0.7.2",
-        "illuminate/notifications": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*",
-        "illuminate/support": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*",
+        "illuminate/notifications": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*",
+        "illuminate/support": "5.1.*|5.2.*|5.3.*|5.4.*|5.5.*|5.6.*",
         "kylewm/brevity": "^0.2.9"
     },
     "require-dev": {