[conformal/btcd] bdaa5f: Set RPC content type to applicaton/json.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: bdaa5f7f8dd05a4b21e04ba5b9a4bff4d19c7c1c
      
https://github.com/conformal/btcd/commit/bdaa5f7f8dd05a4b21e04ba5b9a4bff4d19c7c1c
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-04-24 (Thu, 24 Apr 2014)

  Changed paths:
    M rpcserver.go

  Log Message:
  -----------
  Set RPC content type to applicaton/json.

Closes #121.