Added view count tracking with personalised lists

app/View.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace BookStack;
+
+use Illuminate\Database\Eloquent\Model;
+
+class View extends Model
+{
+
+    protected $fillable = ['user_id', 'views'];
+
+    /**
+     * Get all owning viewable models.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphTo
+     */
+    public function viewable()
+    {
+        return $this->morphTo();
+    }
+}