Move vaCentral config to its own config file and ServiceProvider

app/Providers/vaCentralServiceProvider.php

@@ -0,0 +1,19 @@
+<?php
+namespace App\Providers;
+
+use Illuminate\Support\ServiceProvider;
+use VaCentral\VaCentral;
+
+/**
+ * Bootstrap the vaCentral library
+ * @package App\Providers
+ */
+class vaCentralServiceProvider extends ServiceProvider
+{
+    public function boot()
+    {
+        if(filled(config('vacentral.api_key'))) {
+            VaCentral::setApiKey(config('vacentral.api_key'));
+        }
+    }
+}