Fix a bunch of rubocop offenses

config/application.rb

@@ -1,4 +1,4 @@
-require File.expand_path('../boot', __FILE__)
+require File.expand_path('boot', __dir__)
 
 require 'rails/all'
 
@@ -20,9 +20,7 @@ module LorisWeb
     # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
     config.i18n.default_locale = :de
 
-
     # https://stackoverflow.com/a/28008145
-    #config.active_record.raise_in_transactional_callbacks = true
-
+    # config.active_record.raise_in_transactional_callbacks = true
   end
 end

config/boot.rb

@@ -1,4 +1,4 @@
 # Set up gems listed in the Gemfile.
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
 
 require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])

config/environment.rb

@@ -1,5 +1,5 @@
 # Load the Rails application.
-require File.expand_path('../application', __FILE__)
+require File.expand_path('application', __dir__)
 
 # Initialize the Rails application.
 Rails.application.initialize!

config/environments/development.rb

@@ -37,5 +37,4 @@ Rails.application.configure do
 
   # flush stdout in order to get logs in realtime
   $stdout.sync = true
-
 end

config/initializers/assets.rb

@@ -6,4 +6,4 @@ Rails.application.config.assets.version = '1.0'
 # Precompile additional assets.
 # application.js, application.css, and all non-JS/CSS in app/assets folder are already added.
 # Rails.application.config.assets.precompile += %w( search.js )
-# Rails.application.config.assets.precompile += %w( geo.js )
+# Rails.application.config.assets.precompile += %w( geo.js )

config/initializers/cookies_serializer.rb

@@ -1,3 +1,3 @@
 # Be sure to restart your server when you modify this file.
 
-Rails.application.config.action_dispatch.cookies_serializer = :json
+Rails.application.config.action_dispatch.cookies_serializer = :json

config/routes.rb

@@ -1,5 +1,5 @@
 Rails.application.routes.draw do
-  root :to => 'search#index', as: :search
+  root to: 'search#index', as: :search
   post '/import' => 'import#new_papers_callback'
   get '/map' => 'geo#index', as: :geo
   get '/glossary' => 'application#glossary', as: :glossary