intridea/omniauth — pull request #684 by comme (2013-05-22 10:08:38+00:00)
Title: strategy defalut name should use ClassName.to_s.underscore

strategy defalut name should use ClassName.to_s.underscore,cause in my app, omniauth strategy class name is JoshId, but i don't set option :name, 'josh_id',it get strategy name is joshid not josh_id.