[conformal/btcscript] 37ad70: Made hashType typed as SigHashType.

[Jonathan Gillham]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcscript
  Commit: 37ad7042b6f1f66566115a5ac196b6515b0203a9
      
https://github.com/conformal/btcscript/commit/37ad7042b6f1f66566115a5ac196b6515b0203a9
  Author: Jonathan Gillham <jonathan.gill...@gmail.com>
  Date:   2014-10-11 (Sat, 11 Oct 2014)

  Changed paths:
    M opcode.go
    M script.go
    M script_test.go

  Log Message:
  -----------
  Made hashType typed as SigHashType.