Merge branch '574-add-gcash-to-payment-method' into 'master-fix'

Resolve "Add GCash to Payment Method"

See merge request jankstudio/resq!688

src/Ramcar/ModeOfPayment.php

@@ -8,11 +8,13 @@ class ModeOfPayment extends NameValue
     const CREDIT_CARD       = 'credit_card';
     const DEBIT_CARD        = 'debit_card';
     const INSTALLMENT       = 'installment';
+    const GCASH             = 'gcash';
 
     const COLLECTION = [
         'cash' => 'Cash',
         'credit_card' => 'Credit Card',
         'debit_card' => 'Debit Card',
         'installment' => 'Installment - BDO',
+        'gcash' => 'GCash',
     ];
 }