cookies are encrypted starting Rails 4
doc for more input tag types
Complete a sentence in i18n guide's introduction

Add a list of what will be covered into this guide
[doc] fixed printing of code samples
Adding back deprecation require in all.rb
Merge pull request #11314 from raysrashmi/fix-missing-deprecation-stuff

Adding back deprecation require in all.rb
Merge branch 'master' of github.com:rails/docrails