Storage barcode list and update barcode Upload Allowed or not

Signed-off-by: Lee <jessy1092@gmail.com>
modify history to store time and log simply.
modify history to store time and log simply.

Signed-off-by: Lee <jessy1092@gmail.com>
Store Barcode List and Detect product exist or not when scanning barcode.

Signed-off-by: Lee <jessy1092@gmail.com>
fix history storage bug.

Signed-off-by: Lee <jessy1092@gmail.com>
fix Name didn't unique bug

Signed-off-by: Lee <jessy1092@gmail.com>
Storage photos in SD

Signed-off-by: Lee <jessy1092@gmail.com>
asynchronous uploading photo.

Signed-off-by: Lee <jessy1092@gmail.com>