[conformal/btcdb] 97f391: Update goleveldb import paths to new location.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcdb
  Commit: 97f3917fcf6ff4f4d390533cb26f1fed55a5f518
      
https://github.com/conformal/btcdb/commit/97f3917fcf6ff4f4d390533cb26f1fed55a5f518
  Author: Dave Collins <da...@conformal.com>
  Date:   2015-01-15 (Thu, 15 Jan 2015)

  Changed paths:
    M ldb/block.go
    M ldb/dbtest/dbtst.go
    M ldb/leveldb.go
    M ldb/tx.go

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

Also update for changes due to the upstream sync.