Add initial project files and configurations for bus_running_record app

lib/exceptions/schedule_parse_exception.dart

@@ -0,0 +1,8 @@
+class ScheduleParseException implements Exception {
+  final String message;
+
+  ScheduleParseException(this.message);
+
+  @override
+  String toString() => "ScheduleParseException: $message";
+}