zquestz/omniauth-google-oauth2 — pull request #129 by mrclmrvn (2014-06-19 07:11:25+00:00)
Title: add step to fix 'Error: invalid_client no application name'

This has been discussed in SO, and I also confirm that this works.

After I set a product name, the `Error: invalid_client` goes away, and continued to prompt to allow access.