npm/npm — pull request #6423 by davglass (2014-10-07 17:27:01+00:00)
Title: added er.parent logging to ETARGET error

Just adding in `er.parent` similar to the `E404` error so that you can track down version issues when installing modules.

I didn't see any tests dealing with the logging so I didn't add one. All tests pass locally tho :smile: