[conformal/btcd] 8f4a34: Bump version to 0.3.1.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: 8f4a34e4f11fab59b373d05b4c052cc780088f95
      
https://github.com/conformal/btcd/commit/8f4a34e4f11fab59b373d05b4c052cc780088f95
  Author: Dave Collins <da...@conformal.com>
  Date:   2013-10-15 (Tue, 15 Oct 2013)

  Changed paths:
    M version.go

  Log Message:
  -----------
  Bump version to 0.3.1.