Add community link to readme (#9602)

* Add community link to readme and contributing

* Update CONTRIBUTING.md

small typos fixed

* Update CONTRIBUTING.md

fix missing link to community in contributing.md

* Update CONTRIBUTING.md

Co-authored-by: Joel Hans <joel.g.hans@gmail.com>

* Update CONTRIBUTING.md

Co-authored-by: Joel Hans <joel.g.hans@gmail.com>

* Update CONTRIBUTING.md

Co-authored-by: Joel Hans <joel.g.hans@gmail.com>

* Update CONTRIBUTING.md

Co-authored-by: Joel Hans <joel.g.hans@gmail.com>

Co-authored-by: Joel Hans <joel.g.hans@gmail.com>

CONTRIBUTING.md

@@ -20,13 +20,17 @@ Specific GitHub issues we need help with can be seen [here](https://github.com/n
 
 This is the minimum open-source users should contribute back to the projects they use. Github stars help the project gain visibility, stand out. So, if you use Netdata, consider pressing that button. **It really matters**.
 
+### Join the Netdata Community
+
+We have launched a [discussion board](https://community.netdata.cloud) where you can find many of us.
+
 ### Spread the word
 
 Community growth allows the project to attract new talent willing to contribute. This talent is then developing new features and improves the project. These new features and improvements attract more users and so on. It is a loop. So, post about Netdata, present it to local meetups you attend, let your online social network or twitter, facebook, reddit, etc. know you are using it. **The more people involved, the faster the project evolves**.
 
 ### Provide feedback
 
-Is there anything that bothers you about Netdata? Did you experience an issue while installing it or using it? Would you like to see it evolve to you need? Let us know. [Open a github issue](https://github.com/netdata/netdata/issues) to discuss it. Feedback is very important for open-source projects. We can't commit we will do everything, but your feedback influences our road-map significantly. **We rely on your feedback to make Netdata better**.
+Is there anything that bothers you about Netdata? Did you experience an issue while installing it or using it? Would you like to see it evolve to match your requirements? Let us know by making a post at [at Netdata Community](https://community.netdata.cloud/category/4/feedback) to discuss it or [open a GitHub issue](https://github.com/netdata/netdata/issues). Feedback is very important for open-source projects. We can't commit we will do everything, but your feedback influences [our roadmap](https://community.netdata.cloud/category/1/announcements-and-roadmap) significantly. **We rely on your feedback to make Netdata better**.
 
 ### Translate some documentation
 
@@ -46,11 +50,11 @@ Netdata is all about simplicity and meaningful presentation. A "sponsor" for a c
 -   Uses the charts and alarms in his/her day to day work and provides additional feedback.
 -   Requests additional improvements as things change (e.g. new versions of an API are available).
 
-#### Sponsor a backend
+#### Sponsor an exporting connector
 
-We already support various [backends](backends) and we intend to support more. A "sponsor" for a backend: 
+We already support various [exporting connectors](/exporting/README.md), and we intend to support more. A "sponsor" for a connector:
 
--   Suggests ways in which the information in Netdata could best be exposed to the particular backend, to facilitate meaningful presentation.
+-   Suggests ways in which the information in Netdata could best be exposed to the particular endpoint, to facilitate meaningful presentation.
 -   When the implementation passes QA, tests the implementation in production.
 -   Uses the backend in his/her day to day work and provides additional feedback, after the backend is delivered.
 -   Requests additional improvements as things change (e.g. new versions of the backend API are available).

README.md

@@ -469,6 +469,8 @@ You can also check all the other directories. Most of them have plenty of docume
 
 ## Community
 
+We recently launched the [Netdata Community](https://community.netdata.cloud). You can find most of us there! It's also a good place to ask questions, find resources, or learn what features or fixes we are working on next.
+
 We welcome [contributions](/CONTRIBUTING.md). Feel free to join the team!
 
 To report bugs or get help, use [GitHub's issues](https://github.com/netdata/netdata/issues).