Started adding async calls for upgrading to Meteor 3.0. Numerous other fixes.

server/enhanceSaleDateFields.js

@@ -11,8 +11,8 @@
 
 Meteor.methods({
 	// Cleans up all Date objects that don't have a time component.  Removes any time component.
-	"enhanceSalesDateFields": function() {
-		let sales = Sales.find({}).fetch();
+	"enhanceSalesDateFields": async function() {
+		let sales = await Sales.find({}).fetchAsync();
 
 		for(let i = 0; i < sales.length; i++) {
 			let dateString = sales[i].date.toString();
@@ -25,7 +25,7 @@ Meteor.methods({
 			}
 			
 			// Save to the database.
-			Sales.update(sales[i]._id, {$set: {"timestamp": timestamp.getTime(), weekOfYear}}, {bypassCollection2: true}, function(err, id) {
+			await Sales.updateAsync(sales[i]._id, {$set: {"timestamp": timestamp.getTime(), weekOfYear}}, {bypassCollection2: true}, function(err, id) {
 				if(err) console.log(err);
 			});
 		}