Update Rails to version 5.1.1 (#3121)

* Update rails to version 5.1.1

* Run `rails app:update`

* Remove the override of polymorphic activity relationship

* Silence warning about otp_secret attribute being unknown to rails

* We will only introduce form_with where we want to use remote data

config/environments/development.rb

@@ -16,8 +16,9 @@ Rails.application.configure do
   if Rails.root.join('tmp/caching-dev.txt').exist?
     config.action_controller.perform_caching = true
 
+    config.cache_store = :memory_store
     config.public_file_server.headers = {
-      'Cache-Control' => 'public, max-age=172800',
+      'Cache-Control' => "public, max-age=#{2.days.seconds.to_i}"
     }
   else
     config.action_controller.perform_caching = false
@@ -32,6 +33,7 @@ Rails.application.configure do
 
   # Don't care if the mailer can't send.
   config.action_mailer.raise_delivery_errors = false
+
   config.action_mailer.perform_caching = false
 
   # Print deprecation notices to the Rails logger.

config/environments/production.rb

@@ -40,22 +40,16 @@ Rails.application.configure do
   # Allow to specify public IP of reverse proxy if it's needed
   config.action_dispatch.trusted_proxies = [IPAddr.new(ENV['TRUSTED_PROXY_IP'])] unless ENV['TRUSTED_PROXY_IP'].blank?
 
-  # By default, use the lowest log level to ensure availability of diagnostic information
+  # Use the lowest log level to ensure availability of diagnostic information
   # when problems arise.
   config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info').to_sym
 
   # Prepend all log lines with the following tags.
   config.log_tags = [:request_id]
 
-  # Use a different logger for distributed setups.
-  # config.logger = ActiveSupport::TaggedLogging.new(SyslogLogger.new)
-
   # Use a different cache store in production.
   config.cache_store = :redis_store, ENV['REDIS_URL'], REDIS_CACHE_PARAMS
 
-  # Enable serving of images, stylesheets, and JavaScripts from an asset server.
-  # config.action_controller.asset_host = 'http://assets.example.com'
-
   # Ignore bad email addresses and do not raise email delivery errors.
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
   # config.action_mailer.raise_delivery_errors = false

config/environments/test.rb

@@ -12,10 +12,10 @@ Rails.application.configure do
   # preloads Rails for running tests, you may have to set it to true.
   config.eager_load = false
 
-  # Configure static file server for tests with Cache-Control for performance.
+  # Configure public file server for tests with Cache-Control for performance.
   config.public_file_server.enabled = true
   config.public_file_server.headers = {
-    'Cache-Control' => 'public, max-age=3600'
+    'Cache-Control' => "public, max-age=#{1.hour.seconds.to_i}"
   }
   config.assets.digest = false
 
@@ -28,12 +28,12 @@ Rails.application.configure do
 
   # Disable request forgery protection in test environment.
   config.action_controller.allow_forgery_protection = false
+  config.action_mailer.perform_caching = false
 
   # Tell Action Mailer not to deliver emails to the real world.
   # The :test delivery method accumulates sent emails in the
   # ActionMailer::Base.deliveries array.
   config.action_mailer.delivery_method = :test
-  config.action_mailer.perform_caching = false
 
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr