Changed frappe.conn to frappe.db
diff --git a/erpnext/setup/utils.py b/erpnext/setup/utils.py
index 30fae1b..0bd614f 100644
--- a/erpnext/setup/utils.py
+++ b/erpnext/setup/utils.py
@@ -7,9 +7,9 @@
 import json
 
 def get_company_currency(company):
-	currency = frappe.conn.get_value("Company", company, "default_currency")
+	currency = frappe.db.get_value("Company", company, "default_currency")
 	if not currency:
-		currency = frappe.conn.get_default("currency")
+		currency = frappe.db.get_default("currency")
 	if not currency:
 		throw(_('Please specify Default Currency in Company Master \
 			and Global Defaults'))
@@ -18,21 +18,21 @@
 
 def get_root_of(doctype):
 	"""Get root element of a DocType with a tree structure"""
-	result = frappe.conn.sql_list("""select name from `tab%s` 
+	result = frappe.db.sql_list("""select name from `tab%s` 
 		where lft=1 and rgt=(select max(rgt) from `tab%s` where docstatus < 2)""" % 
 		(doctype, doctype))
 	return result[0] if result else None
 	
 def get_ancestors_of(doctype, name):
 	"""Get ancestor elements of a DocType with a tree structure"""
-	lft, rgt = frappe.conn.get_value(doctype, name, ["lft", "rgt"])
-	result = frappe.conn.sql_list("""select name from `tab%s` 
+	lft, rgt = frappe.db.get_value(doctype, name, ["lft", "rgt"])
+	result = frappe.db.sql_list("""select name from `tab%s` 
 		where lft<%s and rgt>%s order by lft desc""" % (doctype, "%s", "%s"), (lft, rgt))
 	return result or []
 
 @frappe.whitelist()
 def get_price_list_currency(price_list):
-	price_list_currency = frappe.conn.get_value("Price List", {"name": price_list, 
+	price_list_currency = frappe.db.get_value("Price List", {"name": price_list, 
 		"enabled": 1}, "currency")
 
 	if not price_list_currency: