patch for reloading print format and new POS format
diff --git a/erpnext/patches/reload_print_format.py b/erpnext/patches/reload_print_format.py
new file mode 100644
index 0000000..67ed7eb
--- /dev/null
+++ b/erpnext/patches/reload_print_format.py
@@ -0,0 +1,15 @@
+def execute():
+	from webnotes.modules.module_manager import reload_doc
+	reload_doc('stock', 'Print Format', 'Delivery Note Packing List Wise')
+	reload_doc('stock', 'Print Format', 'Purchase Receipt Format')
+	reload_doc('accounts', 'Print Format', 'Payment Receipt Voucher')
+	reload_doc('accounts', 'Print Format', 'POS Invoice')
+	reload_doc('accounts', 'Print Format', 'Form 16A Print Format')
+	reload_doc('accounts', 'Print Format', 'Cheque Printing Format')
+	
+	if not sql("select format from `tabDocFormat` where name = 'POS Invoice' and parent = 'Receivable Voucher'"):
+		from webnotes.model.doc import addchild
+		dt_obj = get_obj('DocType', 'Receivable Voucher', with_children = 1)
+		ch = addchild(dt_obj.doc, 'formats', 'DocFormat', 1)
+		ch.format = 'POS Invoice'
+		ch.save(1)