Fix 404 links

I don't want this list to become another list of public APIs, so the "Public REST APIS to Use In Tests" section will only link to directories from now on, with the exception of JSON Plmaceholder because it's so ubiquituous.

README.md

@@ -36,8 +36,7 @@ A collaborative list of great resources about RESTful API architecture, developm
 
 ## Design
 
-* [Architectural Styles and
-the Design of Network-based Software Architectures](https://www.ics.uci.edu/~fielding/pubs/dissertation/top.htm) - Roy Fielding's dissertation defining REST
+* [Architectural Styles and the Design of Network-based Software Architectures](https://roy.gbiv.com/pubs/dissertation/top.htm) - Roy Fielding's dissertation defining REST
 * [HTTP API design guide extracted from work on the Heroku Platform API](https://github.com/interagent/http-api-design)
 * [Best Practices for Designing a Pragmatic RESTful API](https://www.vinaysahni.com/best-practices-for-a-pragmatic-restful-api)
 * [How to design a REST API?](https://blog.octo.com/en/design-a-rest-api/) - Full guide tackling security, pagination, filtering, versioning, partial answers, CORS, etc.
@@ -155,7 +154,6 @@ the Design of Network-based Software Architectures](https://www.ics.uci.edu/~fie
 * [REST APIs with Symfony2: the Right Way](https://williamdurand.fr/2012/08/02/rest-apis-with-symfony2-the-right-way/) - Complete guide to build a state-of-the-art REST API with Symfony2 framework.
 * [FOSRestBundle](https://github.com/FriendsOfSymfony/FOSRestBundle) - Bundle handling view, routing, error handling, etc. for your REST API.
 * [stanlemon/rest-bundle](https://github.com/stanlemon/rest-bundle) - Build a REST API based on Doctrine entities using conventions over configuration.
-* [lakion/Lionframe](http://lakion.com/lionframe) - Glu between several community libraries to ease API development.
 * [BazingaHateoasBundle](https://github.com/willdurand/BazingaHateoasBundle) - Integrate the [Hateoas](https://github.com/willdurand/Hateoas) library into a Symfony2 application.
 * [Symfony REST Edition](https://github.com/gimler/symfony-rest-edition) - Start with a Symfony2 application with all REST-friendly bundles pre-configured.
 * [NgAdminGeneratorBundle](https://github.com/marmelab/NgAdminGeneratorBundle) - Boostrap ng-admin configuration based on `stanlemon/rest-bundle`.
@@ -197,7 +195,6 @@ the Design of Network-based Software Architectures](https://www.ics.uci.edu/~fie
 * [go-relax](https://github.com/codehack/go-relax) - Framework of pluggable components to build RESTful API's.
 * [go-rest](https://github.com/ungerik/go-rest) - Small and evil REST framework for Go.
 * [go-restful](https://github.com/emicklei/go-restful) - A declarative highly readable framework for building restful API's.
-* [Goat](https://github.com/bahlo/goat) - Minimalistic REST API server in Go.
 * [Resoursea](https://github.com/resoursea/api) - REST framework for quickly writing resource based services.
 
 ### Java
@@ -235,15 +232,16 @@ the Design of Network-based Software Architectures](https://www.ics.uci.edu/~fie
 
 ### Mocking
 
-* [RequestBin](https://requestbin.com/) - Inspect and debug webhook requests sent by your clients or third-party APIs.
-* [httpbin](https://httpbin.org) - HTTP request and response service - a/k/a Swiss Army Knife for HTTP.
 * [FakeRest](https://github.com/marmelab/FakeRest) - Redirect fetch() calls to a client-side fake REST API.
 * [json-server](https://github.com/typicode/json-server) - Serve a REST API from fixture files using quick prototyping.
+* [RequestBin](https://requestbin.com/) - Inspect and debug webhook requests sent by your clients or third-party APIs.
+* [httpbin](https://httpbin.org) - HTTP request and response service - a/k/a Swiss Army Knife for HTTP.
 * [MockServer](https://www.mock-server.com/) - Easy mocking of any system you integrate with via HTTP or HTTPS.
 * [Request Baskets](https://github.com/darklynx/request-baskets) - Service to collect HTTP requests and inspect them via RESTful API or web UI.
 * [DuckRails](https://github.com/iridakos/duckrails) - Mock quickly & dynamically API endpoints.
 * [Mockoon](https://mockoon.com) - Easily create mock APIs locally. No remote deployment, no account required, open source.
 * [Mockintosh](https://mockintosh.io/) - A mock server generator that's capable to generate RESTful APIs and communicate with the message queues to mimick asynchronous tasks.
+* [Mockae](https://mockae.com/) - Fake REST API powered by Lua.
 
 ### Validating
 
@@ -251,13 +249,9 @@ the Design of Network-based Software Architectures](https://www.ics.uci.edu/~fie
 
 ### Public REST APIs To Use In Tests
 
-* [Deck of Cards API](https://deckofcardsapi.com) - Open API for simulating a deck of cards.
 * [Public APIS](https://github.com/public-apis/public-apis) - Explore The Largest API Directory In The Galaxy.
-* [Marvel Comics API](https://developer.marvel.com/) - Query characters, stories, events about Marvel superheroes.
-* [JSON Placeholder](https://jsonplaceholder.typicode.com/) - Free online REST service that you can use whenever you need some fake data.
 * [APIs.guru](https://APIs.guru) - Wikipedia for Web APIs, each API has OpenAPI/Swagger description.
-* [The Cat API](https://theCatAPI.com) - Public API for Cats Images, Facts and Jokes.
-* [Mockae](https://mockae.com/) - Fake REST API powered by Lua.
+* [JSON Placeholder](https://jsonplaceholder.typicode.com/) - Fake REST API abput posts, users and comments
 
 ## Documentation