[conformal/btcchain] 6dd778: Export coinbase script length limits.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcchain
  Commit: 6dd7785276d5537e16ae546e9d19f32edb7c3591
      
https://github.com/conformal/btcchain/commit/6dd7785276d5537e16ae546e9d19f32edb7c3591
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-03-15 (Sat, 15 Mar 2014)

  Changed paths:
    M validate.go

  Log Message:
  -----------
  Export coinbase script length limits.

This commit exports the MinCoinbaseScriptLen and MaxCoinbaseScriptLen
constants.