• Add Budget model #191
• Add invoice layout class. #202
• Update SalesInvoice.php #189
• typo GoodsDeliverie to GoodsDelivery #208
• Add newlines to put namespace on line 3 #207
• bug fix: Handle next pages single result as an element of array #193
• Create Downloadable trait #190
• Add Quotation and QuotationLine classes #194
• added missing DirectDebitMandate properties #205
• Return saved information when creating PrintedSalesInvoice #203