[conformal/btcutil] 043e07: Add a new concrete Address for pay-to-pubkey.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcutil
  Commit: 043e07d57bc75318052c968339f277be1fbd0160
      
https://github.com/conformal/btcutil/commit/043e07d57bc75318052c968339f277be1fbd0160
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-01-07 (Tue, 07 Jan 2014)

  Changed paths:
    M address.go

  Log Message:
  -----------
  Add a new concrete Address for pay-to-pubkey.

This commit adds a new concrete Address interface implementation for
pay-to-pubkey addresses.  It supports uncompressed, compressed, and hybrid
pubkeys.  It also provides a convenience method for converting to a
pay-to-pubkey-hash address.