IceToken service

Hi Folks,
I am proposing a Token (distributed Mutex with Read and Write locks primitives) services for ICE.
I will shortly be coming up with the first draft version of the slice definition.
Please let me know if it provide a value addition to the ICE community.

Thanks
-
Best regards,
Harvinder

Please find attach the first draft version of Token.ice. Please provide your valuable comments.
I would be coming up with the initial IceToken Service in near future.

Thanks
-
Best regards
Harvinder

please find the attachment with this email.
thanks
-
harvinder