[conformal/btcdb] 8c3408: Add interface tests for new Fetch functions.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcdb
  Commit: 8c34084e24be362a296e3065c909d289953a7c21
      
https://github.com/conformal/btcdb/commit/8c34084e24be362a296e3065c909d289953a7c21
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-01-19 (Sun, 19 Jan 2014)

  Changed paths:
    M interface_test.go

  Log Message:
  -----------
  Add interface tests for new Fetch functions.