chore: houseclean ipfs-core/README (#4160)

* Houseclean ipfs-core/README.md
* Linked to community docs

packages/ipfs-core/README.md

@@ -6,13 +6,6 @@
 
 <h3 align="center">The JavaScript implementation of the IPFS protocol</h3>
 
-<p align="center">
-<a href="https://riot.im/app/#/room/#ipfs-dev:matrix.org"><img src="https://img.shields.io/badge/matrix-%23ipfs%3Amatrix.org-blue.svg?style=flat" /> </a>
-<a href="http://webchat.freenode.net/?channels=%23ipfs"><img src="https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat" /></a>
-<a href="https://discord.gg/24fmuwR"><img src="https://img.shields.io/discord/475789330380488707?color=blueviolet&label=discord&style=flat" /></a>
-<a href="https://github.com/ipfs/team-mgmt/blob/master/MGMT_JS_CORE_DEV.md"><img src="https://img.shields.io/badge/team-mgmt-blue.svg?style=flat" /></a>
-</p>
-
 <p align="center">
 <a href="https://github.com/ipfs/js-ipfs/tree/master/packages/interface-ipfs-core"><img src="https://img.shields.io/badge/interface--ipfs--core-API%20Docs-blue.svg"></a>
 <a href="https://travis-ci.com/ipfs/js-ipfs?branch=master"><img src="https://badgen.net/travis/ipfs/js-ipfs?branch=master" /></a>
@@ -31,7 +24,7 @@
 
 > The IPFS Core API
 
-`ipfs-core` is the implementation of the IPFS Core API. It contains all you need to integrate IPFS into your application.
+`ipfs-core` is the implementation of the IPFS Core API written in JavaScript without depending on other languages/implementations. It contains all you need to integrate IPFS into your application.
 
 If you want to run IPFS as a standalone daemon process, see the [ipfs](https://github.com/ipfs/js-ipfs/tree/master/packages/ipfs) module.
 
@@ -67,7 +60,6 @@ console.info(cid)
 
 * Look into the [js-ipfs-examples](https://github.com/ipfs-examples/js-ipfs-examples) to learn how to spawn an IPFS node in Node.js and in the Browser
 * Read the [Core API docs](https://github.com/ipfs/js-ipfs/tree/master/docs/core-api) to see what you can do with an IPFS node
-* Visit https://dweb-primer.ipfs.io to learn about IPFS and the concepts that underpin it
 * Head over to https://proto.school to take interactive tutorials that cover core IPFS APIs
 * Check out https://docs.ipfs.io for tips, how-tos and more
 * See https://blog.ipfs.io for news and more
@@ -111,13 +103,13 @@ The IPFS implementation in JavaScript needs your help!  There are a few things y
 Read the [Code of Conduct](https://github.com/ipfs/community/blob/master/code-of-conduct.md) and [JavaScript Contributing Guidelines](https://github.com/ipfs/community/blob/master/CONTRIBUTING_JS.md).
 
 - **Check out existing issues** The [issue list](https://github.com/ipfs/js-ipfs/issues) has many that are marked as ['help wanted'](https://github.com/ipfs/js-ipfs/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc+label%3A%22help+wanted%22) or ['difficulty:easy'](https://github.com/ipfs/js-ipfs/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc+label%3Adifficulty%3Aeasy) which make great starting points for development, many of which can be tackled with no prior IPFS knowledge
-- **Look at the [IPFS Roadmap](https://github.com/ipfs/roadmap)** This are the high priority items being worked on right now
 - **Perform code reviews** More eyes will help
 a. speed the project along
 b. ensure quality, and
 c. reduce possible future bugs.
 - **Add tests**. There can never be enough tests.
-- **Join the [Weekly Core Implementations Call](https://github.com/ipfs/team-mgmt/issues/992)** it's where everyone discusses what's going on with IPFS and what's next
+
+Find out about chat channels, the IPFS newsletter, the IPFS blog, and more in the [IPFS community space](https://docs.ipfs.io/community/).
 
 ## License