Additional model support for epsonds backend

Dear All,

Thank you for your continuous efforts for SANE project.
We are Linux scanner driver development team in Epson.

We have made patch a new our scanners for epsonds backend as below:

           Additional new models (Scanners) :
Model
Backend
EW-056A
epsonds
           Changed Points :         Just add a new model's ID
           Patch :                        We have attached patch to the latest ver. of epsonds as below:

           Test Status :                We have completed testing with actual devices.
           How to apply this patch :
$ cd [backend source folder]
$ patch -p 1 < epsonds_add_devcie.path

Then, could you please review and investigate to include this patch to the next update of sane-backend?
If you will have any advice, please let us know.