added newline between events

src/list_handling.c

@@ -52,7 +52,10 @@ void print_upcoming(struct event *head, char current_start_date[]) {
 			pretty_print_date_time(head->start_date);
 			print_end_date(head->end_date);
 			printf("\n%s\n", head->summary);
+			if (head->next != NULL)
+				printf("\n");
 		}
+
 		head = head->next;
 	}
 }