Remove ActiveRecord deps from dummy app

Author: zpao

test/dummy/config/application.rb

@@ -1,6 +1,11 @@
 require File.expand_path('../boot', __FILE__)
 
-require 'rails/all'
+# Pick the frameworks you want:
+# require "active_record/railtie"
+require "action_controller/railtie"
+require "action_mailer/railtie"
+require "sprockets/railtie"
+require "rails/test_unit/railtie"
 
 Bundler.require(*Rails.groups)
 require "react-rails"

test/dummy/config/database.yml

@@ -19,9 +19,6 @@
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log
 
-  # Raise an error on page load if there are pending migrations
-  config.active_record.migration_error = :page_load
-
   # Debug mode disables concatenation and preprocessing of assets.
   # This option may cause significant delays in view rendering with a large
   # number of complex assets.