Add Tidelift link

Author: weppos

README.md

@@ -3,21 +3,28 @@
 <tt>PublicSuffix</tt> is a Ruby domain name parser based on the [Public Suffix List](https://publicsuffix.org/).
 
 [![Build Status](https://travis-ci.org/weppos/publicsuffix-ruby.svg?branch=master)](https://travis-ci.org/weppos/publicsuffix-ruby)
+[![Tidelift dependencies](https://tidelift.com/badges/github/weppos/publicsuffix-ruby)](https://tidelift.com/subscription/pkg/rubygems-public-suffix?utm_source=rubygems-public-suffix&utm_medium=referral&utm_campaign=readme)
 
 
-## Requirements
+## Links
 
-- Ruby >= 2.3
+- [Homepage](https://simonecarletti.com/code/publicsuffix-ruby)
+- [Repository](https://github.com/weppos/publicsuffix-ruby)
+- [API Documentation](https://rubydoc.info/gems/public_suffix)
+- [Introducing the Public Suffix List library for Ruby](https://simonecarletti.com/blog/2010/06/public-suffix-list-library-for-ruby/)
+
+
+## Requirements
 
-For an older versions of Ruby use a previous release.
+<tt>PublicSuffix</tt> requires **Ruby >= 2.3**. For an older versions of Ruby use a previous release.
 
 
 ## Installation
 
 You can install the gem manually:
 
 ```shell
-$ gem install public_suffix
+gem install public_suffix
 ```
 
 Or use Bundler and define it as a dependency in your `Gemfile`:
@@ -173,21 +180,14 @@ Not convinced yet? Check out [this real world example](https://stackoverflow.com
 No. <tt>PublicSuffix</tt> comes with a bundled list. It does not make any HTTP requests to parse or validate a domain.
 
 
-## Feedback and bug reports
+## Support
 
-If you use this library and find yourself missing any functionality, please [let me know](mailto:weppos@weppos.net).
+Library documentation is auto-generated from the [README](https://github.com/weppos/publicsuffix-ruby/blob/master/README.md) and the source code, and it's available at https://rubydoc.info/gems/public_suffix.
 
-Pull requests are very welcome! Please include tests and/or feature coverage for every patch, and create a topic branch for every separate change you make.
+- The PublicSuffix bug tracker is here: https://github.com/weppos/publicsuffix-ruby/issues
+- The PublicSuffix code repository is here: https://github.com/weppos/publicsuffix-ruby. Contributions are welcome! Please include tests and/or feature coverage for every patch, and create a topic branch for every separate change you make.
 
-Report issues or feature requests to [GitHub Issues](https://github.com/weppos/publicsuffix-ruby/issues).
-
-
-## More
-
-- [Homepage](https://simonecarletti.com/code/publicsuffix-ruby)
-- [Repository](https://github.com/weppos/publicsuffix-ruby)
-- [API Documentation](http://rubydoc.info/gems/public_suffix)
-- [Introducing the Public Suffix List library for Ruby](https://simonecarletti.com/blog/2010/06/public-suffix-list-library-for-ruby/)
+[Consider subscribing to Tidelift which provides Enterprise support for this project](https://tidelift.com/subscription/pkg/rubygems-public-suffix?utm_source=rubygems-public-suffix&utm_medium=referral&utm_campaign=readme) as part of the Tidelift Subscription. Tidelift subscriptions also help the maintainers by funding the project, which in turn allows us to ship releases, bugfixes, and security updates more often.
 
 
 ## Changelog