[conformal/btcchain] 14056a: Update btcdb import paths to new location.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcchain
  Commit: 14056ad2cab5b34318e707fbdb1aa01f378c8b49
      
https://github.com/conformal/btcchain/commit/14056ad2cab5b34318e707fbdb1aa01f378c8b49
  Author: Dave Collins <da...@conformal.com>
  Date:   2015-01-16 (Fri, 16 Jan 2015)

  Changed paths:
    M chain.go
    M common_test.go
    M example_test.go
    M txlookup.go
    M validate.go

  Log Message:
  -----------
  Update btcdb import paths to new location.