run date command in continuous loop

add host fqdn to server reply

renamed client to note it is async

tidy up variable names and reporting; allow any host to be named as server

switch to tornado for io wait and reafactor

implement result handling via callback

further cleanup of async behavior

switch to asnych call and wait on rendevous object done

add generated frameworks

request arbitrary command execution by server

cleanup proto file, fix server, implement client

first cut of server code