Revert "Disable project import via Oauth providers"

This reverts commit 78ba7bcf.

config/routes.rb

@@ -129,6 +129,7 @@ Rails.application.routes.draw do
   resources :notification_settings, only: [:create, :update]
 
   draw :google_api
+  draw :import
   draw :uploads
   draw :explore
   draw :admin