As we discussed on IRC, we want all errors to yield a truthy error argument in the callback. Arguably, these should change to Error instances, but for the two I added I stuck with the current way of yielding errors (simple strings).
Added error messages to replace the false argument in 2 query callbac…
…ks on server error.
Removed the false value argument, so it becomes undefined.
I think if we went with full new Error instances we would have to do a major version bump as backwards compatibility would break.
Anyways thanks for the pull request, i'll publish a new version a min