[conformal/btcscript] 8e1973: Correct a couple of typos spotted while reviewing.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcscript
  Commit: 8e1973d865c981f6dee0fad06af86cdcd3f83fa8
      
https://github.com/conformal/btcscript/commit/8e1973d865c981f6dee0fad06af86cdcd3f83fa8
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-12-20 (Sat, 20 Dec 2014)

  Changed paths:
    M internal_test.go

  Log Message:
  -----------
  Correct a couple of typos spotted while reviewing.