README.md in browsed-0.2.0 vs README.md in browsed-0.2.1

@@ -19,13 +19,13 @@
     $ gem install browsed
 
 ## Usage
 
 ```ruby
-# driver can be :poltergeist (PhantomJS) or :selenium/:selenium_chrome (Firefox/Chrome)
-# browser can be: :phantomjs, :firefox, :chrome
+# driver can be :poltergeist (PhantomJS) or :selenium/:selenium_chrome/:selenium_chrome_headless (Firefox/Chrome)
+# browser can be: :phantomjs, :chrome, :chrome_headless, :firefox, :firefox_headless
 # device can be :desktop, :phone (iphone/android), :tablet (ipad/android), :iphone, :ipad, :android_phone, :android_tablet
-client    =   Browsed::Client.new(driver: :poltergeist, browser: :phantomjs, device: :desktop)
+client    =   Browsed::Client.new(driver: :selenium_chrome, browser: :chrome, device: :desktop)
 ```
 
 If you want to use proxies (note that proxy authentication is only possible using Poltergeist/PhantomJS):
 
 ```ruby