README.md in browser-5.1.0 vs README.md in browser-5.2.0

- old
+ new

@@ -1,10 +1,9 @@
 # Browser
 
-[![Travis-CI](https://travis-ci.org/fnando/browser.svg)](https://travis-ci.org/fnando/browser)
+[![Tests](https://github.com/fnando/browser/workflows/Tests/badge.svg)](https://github.com/fnando/browser)
 [![Code Climate](https://codeclimate.com/github/fnando/browser/badges/gpa.svg)](https://codeclimate.com/github/fnando/browser)
-[![Test Coverage](https://codeclimate.com/github/fnando/browser/badges/coverage.svg)](https://codeclimate.com/github/fnando/browser/coverage)
 [![Gem](https://img.shields.io/gem/v/browser.svg)](https://rubygems.org/gems/browser)
 [![Gem](https://img.shields.io/gem/dt/browser.svg)](https://rubygems.org/gems/browser)
 
 Do some browser detection with Ruby. Includes ActionController integration.
 
@@ -129,10 +128,11 @@
 browser.platform.windows_vista?
 browser.platform.windows_wow64?
 browser.platform.windows_x64?
 browser.platform.windows_x64_inclusive?
 browser.platform.windows_xp?
+browser.platform.kai_os?
 ```
 
 ### Aliases
 
 To add aliases like `mobile?` and `tablet?` to the base object (e.g
@@ -303,10 +303,10 @@
 To add custom matchers, you can add a callable object to
 `Browser::Bot.matchers`. The following example matches everything that has a
 `externalhit` substring on it. The bot name will always be `General Bot`.
 
 ```ruby
-Browser::Bot.matchers << ->(ua, _browser) { ua =~ /externalhit/i }
+Browser::Bot.matchers << ->(ua, _browser) { ua.match?(/externalhit/i) }
 ```
 
 To clear all matchers, including the ones that are bundled, use
 `Browser::Bot.matchers.clear`. You can re-add built-in matchers by doing the
 following: