Fix possible uninitilized variable in lo_bundle_serialise().
Fix possible uninitilized variable in lo_bundle_serialise().

fsateler/liblo,tuscland/liblo,johne53/MB3Liblo,kneitinger/liblo,fsateler/liblo,fsateler/liblo,kneitinger/liblo,johne53/MB3Liblo,island-org/liblo,radarsat1/liblo,tuscland/liblo,radarsat1/liblo,umlaeute/liblo,johne53/MB3Liblo,umlaeute/liblo,kneitinger/liblo,radarsat1/liblo,tuscland/liblo,island-org/liblo,island-org/liblo,johne53/MB3Liblo,umlaeute/liblo