Add missing properties to deal and dealline

Deals/Deal.php

@@ -97,6 +97,11 @@ class Deal
      */
     private $reasonRefused;
 
+    /**
+     * @var integer
+     */
+    private $optionalContactId;
+
     /**
      * @param integer $id
      */
@@ -348,6 +353,22 @@ public function setReasonRefused($reasonRefused)
         $this->reasonRefused = $reasonRefused;
     }
 
+    /**
+     * @return integer
+     */
+    public function getOptionalContactId()
+    {
+        return $this->optionalContactId;
+    }
+
+    /**
+     * @param integer $optionalContactId
+     */
+    public function setOptionalContactPersonId($optionalContactId)
+    {
+        $this->optionalContactId = $optionalContactId;
+    }
+
     /**
      * Is this deal linked to a contact or a company
      *
@@ -421,6 +442,9 @@ public function toArrayForApi($add = true)
         if ($this->getReasonRefused()) {
             $return['reason_refused'] = $this->getReasonRefused();
         }
+        if ($this->getOptionalContactId()) {
+            $return['optional_contact_id'] = $this->getOptionalContactId();
+        }
         if ($this->getCustomFields()) {
             foreach ($this->getCustomFields() as $fieldID => $fieldValue) {
                 $return['custom_field_' . $fieldID] = $fieldValue;

Deals/DealLine.php

@@ -24,6 +24,11 @@ class DealLine
      */
     private $vat;
 
+    /**
+     * @var string
+     */
+    private $subtitle;
+
     /**
      * @param float $amount
      */
@@ -88,6 +93,22 @@ public function getVat()
         return $this->vat;
     }
 
+    /**
+     * @param string $subtitle
+     */
+    public function setSubtitle($subtitle)
+    {
+        $this->subtitle = $subtitle;
+    }
+
+    /**
+     * @return string
+     */
+    public function getSubtitle()
+    {
+        return $this->subtitle;
+    }
+
     /**
      * This method will convert a deal to an array that can be used for an
      * API-request
@@ -102,6 +123,9 @@ public function toArrayForApi($index = 1)
         $return['price_' . $index] = $this->getPrice();
         $return['amount_' . $index] = $this->getAmount();
         $return['vat_' . $index] = $this->getVat();
+        if($this->getSubtitle()) {
+            $return['subtitle_' . $index] = $this->getSubtitle();
+        }
 
         return $return;
     }

Teamleader.php

@@ -1130,6 +1130,22 @@ public function invoicesSendInvoice(Invoice $invoice, $to, $subject, $text)
         );
     }
 
+    /**
+     * Getting information about bookkeeping accounts
+     *
+     * @param int $sys_department_id
+     * @return array
+     */
+    public function invoicesGetBookkeepingAccounts($sys_department_id)
+    {
+        return $this->doCall(
+            'getBookkeepingAccounts.php',
+            array(
+                'sys_department_id' => $sys_department_id,
+            )
+        );
+    }
+
     /**
      * Adds a subscription
      *