[btcsuite/btcd] 406ddd: blockchain: TimeSource is required.

[David Hill]

  Branch: refs/heads/master
  Home:   https://github.com/btcsuite/btcd
  Commit: 406ddd17d3ff9dc97d308926ec2bbca2dd23dff5
      
https://github.com/btcsuite/btcd/commit/406ddd17d3ff9dc97d308926ec2bbca2dd23dff5
  Author: David Hill <dh...@mindcry.org>
  Date:   2017-01-12 (Thu, 12 Jan 2017)

  Changed paths:
    M blockchain/chain.go
    M cmd/findcheckpoint/findcheckpoint.go

  Log Message:
  -----------
  blockchain: TimeSource is required.