[conformal/btcdb] 0864e3: Update btcutil import paths to new location.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcdb
  Commit: 0864e31a5480b2c78a11918e8a348cbb32a7f289
      
https://github.com/conformal/btcdb/commit/0864e31a5480b2c78a11918e8a348cbb32a7f289
  Author: Dave Collins <da...@conformal.com>
  Date:   2015-01-15 (Thu, 15 Jan 2015)

  Changed paths:
    M common_test.go
    M db.go
    M example_test.go
    M interface_test.go
    M ldb/block.go
    M ldb/dup_test.go
    M ldb/insertremove_test.go
    M ldb/leveldb.go
    M ldb/operational_test.go
    M memdb/memdb.go
    M memdb/memdb_test.go

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