roller: return ship in rawTx as json number
%set-transfer-proxy ~[(en-address address.tx)]
== ==
::
- ++ en-ship |=(s=@p ship+(ship s))
+ ++ en-ship |=(s=@p ship+(numb `@ud`s))
++ en-spawn |=([s=@p a=@ux] ~[(en-ship s) (en-address a)])
++ en-transfer |=([a=@ux r=?] ~[(en-address a) reset+b+r])
++ en-keys
