[conformal/btcwire] 92b2f9: Add benchmarks for transaction Deserialize.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcwire
  Commit: 92b2f9e6b34dda683ed7ab18b7c5dab3af27a432
      
https://github.com/conformal/btcwire/commit/92b2f9e6b34dda683ed7ab18b7c5dab3af27a432
  Author: Dave Collins <da...@conformal.com>
  Date:   2013-11-06 (Wed, 06 Nov 2013)

  Changed paths:
    M bench_test.go

  Log Message:
  -----------
  Add benchmarks for transaction Deserialize.

This commit adds a benchmark for the MsgTx.BtcDecode/Deserialize
functions.