accepting a connection.
(riece-command-dcc-send): Use riece-completing-read-identity; take
an identity object in the 1st argument.
+ (riece-rdcc-format-size): New function.
+ (riece-handle-dcc-request): Use it.
+
* riece-ndcc.el (riece-command-dcc-send): Use
riece-completing-read-identity; take an identity object in the 1st
argument.