azimuth-rpc: deliver pubkeys as hex strings
Rather than plain json numbers.
%- pairs
:~ ['life' (numb life.keys.net)]
['suite' (numb suite.keys.net)]
- ['auth' (numb auth.keys.net)]
- ['crypt' (numb crypt.keys.net)]
+ ['auth' s+(crip "0x{((x-co:co 20) auth.keys.net)}")]
+ ['crypt' s+(crip "0x{((x-co:co 20) crypt.keys.net)}")]
==
::
['rift' (numb rift.net)]
