[btcsuite/btcd] 383ed0: Use atomic operations instead of mutexes.

[David Hill]

  Branch: refs/heads/master
  Home:   https://github.com/btcsuite/btcd
  Commit: 383ed041ec5c4803581e5b6eafa231e62c78dda7
      
https://github.com/btcsuite/btcd/commit/383ed041ec5c4803581e5b6eafa231e62c78dda7
  Author: David Hill <dh...@mindcry.org>
  Date:   2016-02-04 (Thu, 04 Feb 2016)

  Changed paths:
    M peer/peer.go
    M server.go

  Log Message:
  -----------
  Use atomic operations instead of mutexes.