Merge commit '3ed8b3dc42800068951332aea024f9737c25a0ed' * commit '3ed8b3dc42800068951332aea024f9737c25a0ed': If no battery stats are found, return status_unknown
Merge commit '3ed8b3dc42800068951332aea024f9737c25a0ed' * commit '3ed8b3dc42800068951332aea024f9737c25a0ed': If no battery stats are found, return status_unknown