Switch to PSR-4, fix CS and update service provider

src/Facades/Searchy.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace TomLingham\Searchy\Facades;
+
+use Illuminate\Support\Facades\Facade;
+
+/**
+ * Searchy facade for the Laravel framework.
+ */
+class Searchy extends Facade
+{
+    /**
+     * Get the registered component.
+     *
+     * @return object
+     */
+    protected static function getFacadeAccessor()
+    {
+        return 'searchy';
+    }
+}