Added rpc files (they don't compile yet)
Implemented RPCService
Removed bufio.h and moved functions to io.h
Added Bytes structure (replaced KVDatum)
Some improvements in rich.h, rich.c and rich_json.c
Implemented some client-side RPC code
Added client-side RPC code
Implemented rpc_zmq_serve
Changed signature of add_flag to be more intuitive
Bug fixes and updated to work with zeromq 3.2.2
Removed a whole lot of code that needs to be rewritten
Rewrote rich_Reactor and JSON codec
Added init_frame field to rich_ReactorSink
Added coroutine sublib
Replaced rich_Reactor with much simpler rich_CoSink
Implemneted initial structure of new rich_bind sublib
Merge branch 'master' into new-schemas
Test with zmq support enabled
Added Bytes structure (replaced KVDatum)
Added the beginnings of a logging sublib