Travis (#14354)

* Fix Purchase Receipt tests

* Fix Item test

* Fix daily work summary test

* Modify currency exchange test cases

* Fix Leave Application test

* Update working hours when making salary slip from timesheet

* Replace fixer.io with exchangeratesapi

* Fix codacy

erpnext/setup/utils.py

@@ -97,7 +97,7 @@ def get_exchange_rate(from_currency, to_currency, transaction_date=None, args=No
 
 		if not value:
 			import requests
-			api_url = "http://api.fixer.io/{0}".format(transaction_date)
+			api_url = "https://exchangeratesapi.io/api/{0}".format(transaction_date)
 			response = requests.get(api_url, params={
 				"base": from_currency,
 				"symbols": to_currency