Code cleanup.

app/Models/LimitRepetition.php

@@ -2,14 +2,25 @@
 
 use Illuminate\Database\Eloquent\Model;
 
+/**
+ * Class LimitRepetition
+ *
+ * @package FireflyIII\Models
+ */
 class LimitRepetition extends Model
 {
 
+    /**
+     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
+     */
     public function budgetLimit()
     {
         return $this->belongsTo('FireflyIII\Models\BudgetLimit');
     }
 
+    /**
+     * @return array
+     */
     public function getDates()
     {
         return ['created_at', 'updated_at', 'startdate', 'enddate'];