Fix issue omz#234 Off-by-one in month report title

Classes/SalesViewController.m

@@ -239,21 +239,18 @@ - (void)reloadData
 	for (Report *dailyReport in sortedDailyReports) {
 		NSDateComponents *dateComponents = [calendar components:NSYearCalendarUnit | NSMonthCalendarUnit fromDate:dailyReport.startDate];
 		if (!prevDateComponents || (dateComponents.month != prevDateComponents.month || dateComponents.year != prevDateComponents.year)) {
-			if (reportsInCurrentMonth) {
+			// New month discovered. Make a new ReportCollection to gather all the daily reports in this month.
+			reportsInCurrentMonth = [NSMutableArray array];
+			[reportsInCurrentMonth addObject:dailyReport];
 				ReportCollection *monthCollection = [[[ReportCollection alloc] initWithReports:reportsInCurrentMonth] autorelease];
 				monthCollection.title = [monthFormatter stringFromDate:dailyReport.startDate];
 				[sortedCalendarMonthReports addObject:monthCollection];
-			}
-			reportsInCurrentMonth = [NSMutableArray array];
-		}
+		} else {
+			// This report is from the same month as the previous report. Append the daily report to the existing collection.
 		[reportsInCurrentMonth addObject:dailyReport];
+		}
 		prevDateComponents = dateComponents;
 	}
-	if ([reportsInCurrentMonth count] > 0) {
-		ReportCollection *monthCollection = [[[ReportCollection alloc] initWithReports:reportsInCurrentMonth] autorelease];
-		monthCollection.title = [monthFormatter stringFromDate:[monthCollection firstReport].startDate];
-		[sortedCalendarMonthReports addObject:monthCollection];
-	}
 
 	// Group daily reports by fiscal month:
 	[sortedFiscalMonthReports removeAllObjects];