[conformal/btcd] 510a44: Fix some comment typos.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcd
  Commit: 510a44bdd93f05507bd0f446227397ed84a016f8
      
https://github.com/conformal/btcd/commit/510a44bdd93f05507bd0f446227397ed84a016f8
  Author: Dave Collins <da...@conformal.com>
  Date:   2014-03-13 (Thu, 13 Mar 2014)

  Changed paths:
    M blockmanager.go
    M rpcserver.go

  Log Message:
  -----------
  Fix some comment typos.