Use nodeunit q for shepherd.

Hello @kylehardgrave,

Please review the following commits I made in branch 'nick-nodeunitq'.

ce8078b529b9569dc29f79e351d56c8248e1173d (2013-06-18 23:27:47 -0700)
Use nodeunit q for shepherd.

- [ ] The Server JS has been reviewed

R=@kylehardgrave