Changes

To send a message to a specific user specified by a target id, the client uploads a file with the name {unique id}_to_{target id}_{index}_{key}

To send a message to a specific user specified by a target id, the client uploads a file with the name {unique id}_to_{target id}_{index}_{key}

For efficiency reasons, it may sometimes be appropriate to delete messages.  A client may delete messages using the HTTP DELETE command.  Because messages always have unique names, there is  

For efficiency reasons, it may sometimes be appropriate to delete messages.  A client may delete messages using the HTTP DELETE command.  Because messages always have unique names, and are immutable, there is no risk of races between a client deleting a file and another client creating a file with the same name or updating the existing file.

==The Type-0 SugarHTTPCollab Server->Server Interface==

==The Type-0 SugarHTTPCollab Server->Server Interface==