[conformal/btcd] bbc3c1: Prepare for release 0.4.0.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: bbc3c1cf7ee153b854f5b51188911e2dce53352e
      
https://github.com/conformal/btcd/commit/bbc3c1cf7ee153b854f5b51188911e2dce53352e
  Author: Dave Collins <da...@conformal.com>
  Date:   2013-12-12 (Thu, 12 Dec 2013)

  Changed paths:
    M CHANGES
    M deps.txt
    M util/btcctl/version.go
    M version.go

  Log Message:
  -----------
  Prepare for release 0.4.0.