IO-2214 Lost Sale Date

Add date_lost_sale to track date sale was lost, add in Audit Trail for both cancel and insertion of schedule, standardize date format on output.

client/src/translations/fr/common.json

@@ -103,6 +103,8 @@
 				"admin_jobmarkforreexport": "",
 				"admin_jobuninvoice": "",
 				"admin_jobunvoid": "",
+				"appointmentcancel": "",
+				"appointmentinsert": "",
 				"billposted": "",
 				"billupdated": "",
 				"failedpayment": "",
@@ -1442,6 +1444,7 @@
 				"date_exported": "Exportés",
 				"date_invoiced": "Facturé",
 				"date_last_contacted": "",
+				"date_lost_sale": "",
 				"date_next_contact": "",
 				"date_open": "Ouvrir",
 				"date_rentalresp": "",