prepare for version 3 release [skip ci]

jsanders · Jan 17, 2018 · bc4bd68 · bc4bd68
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,13 +1,16 @@
 # Changelog
 
-## 3.0.0 (unreleased)
+## 3.0.0
+
+New feature:
+* Allow cookie domain to be set via `Rails.application.config` (thanks, @gingermusketeer)
 
 Updated:
 * Dropped support for Rails < 4
+* Dropped official support for Ruby 2.2 though it should still work
 
 Testing:
 * Test against more recent versions of Ruby and Rails
-* Dropped official support for Ruby 2.2 though it should still work
 
 ## 2.1.1
 

diff --git a/README.md b/README.md
@@ -24,7 +24,22 @@ And then execute:
 
 That's it!
 
-## Exclusions
+## Configuration
+### Cookie Domain
+
+Starting from version 3, you may set domain for the XSRF cookie:
+
+```ruby
+# application.rb
+class Application < Rails::Application
+  #...
+  config.angular_rails_csrf_domain = :all
+end
+```
+
+If `angular_rails_csrf_domain` is not set, it defaults to `nil`.
+
+### Exclusions
 
 Sometimes you will want to skip setting the XSRF token for certain controllers (for example, when using SSE or ActionCable, as discussed [here](https://github.com/jsanders/angular_rails_csrf/issues/7)):