Update README.md

Author: RyanDaDeng

README.md

@@ -57,14 +57,15 @@ Please check Google site: https://developers.google.com/recaptcha/docs/faq
 
 ## Features
 
+- High Test coverage, safe and easy to use
 - Score Comparision
 - Support invisible, corner and inline badge style
 - Support multiple reCAPTCHA on the same page for different forms
 - Support multiple actions to be placed on the same page
 - Support custom implementation on config interface
 - Support custom implementation on request method interface 
 - Fully supported Vue component
-- IP skipp list supported
+- IP skip list supported
 
 ## Requirement