update Slack link (#2788)

* update Slack link

old link had expired. created a new supposedly never-expiring link.

* Update Slack link

(the Slack link on this home page was the generic one that only works if you're already a member - was there a reason we decided not to include the invite link here? if so, please remind me!)

* update Slack link

also correct which steps are internal to the EWG

* Update Slack link

Author: nlharris

_includes/header.html

@@ -137,7 +137,7 @@
                                 Mail List</a>
                         </li>
                         <li>
-                            <a class="dropdown-item" href="https://join.slack.com/t/obo-communitygroup/shared_invite/zt-1oq48ttk7-kKo0i6TwntYtAq~Jcjjg4g">OBO
+                            <a class="dropdown-item" href="https://join.slack.com/t/obo-communitygroup/shared_invite/zt-3gs80gmrk-9yZT913GViLUg04pgE3wOA">OBO
                                 Community Slack channel</a>
                         </li>
                         <li>

docs/PrinciplesReviewWorkflow.md

@@ -5,7 +5,7 @@ title: Principle Review Process
 
 This page describes the process for reviewing, updating, and creating [OBO Foundry Principles](http://obofoundry.github.io/principles/fp-000-summary.html). Most of the steps are done by the OBO Foundry Editorial Working Group (EWG).
 
-For the following, steps 1-5 are internal to the EWG and steps 6-7 are internal to the OBO Operations Committee. 
+For the following, steps 1-5 and 12-13 are internal to the EWG and steps 6-7 are internal to the OBO Operations Committee. 
 
 1. Discuss the principle during an Editorial Working Group (EWG) call.
 2. Write up proposed revisions as a [GitHub issue](https://github.com/OBOFoundry/OBOFoundry.github.io/issues/new?assignees=nataled&labels=attn%3A+Editorial+WG&projects=&template=obo-foundry-principles.md&title=Principle+%23%3CENTER+NUMBER+HERE%3E+%22%3CENTER+NAME+HERE%3E%22) (not a pull request).
@@ -14,10 +14,11 @@ For the following, steps 1-5 are internal to the EWG and steps 6-7 are internal
 5. If necessary, discuss changes made during the commenting period and finalize the text.
 6. Once the EWG agrees on a final version, a member presents the text to the OBO Foundry Operations Committee for discussion during a meeting or via the issue tracker.
 7. Once the wording is approved by OBO Operations, a member of the EWG makes a pull request reflecting the consensus of previous discussions. Note that the pull request should be marked as 'draft' if it is a new principle.
-8. For new principles or major changes to existing principles, announce the proposal on the [obo-discuss mailing list](mailto:obo-discuss@googlegroups.com) and the [obo-community #general Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-1oq48ttk7-kKo0i6TwntYtAq~Jcjjg4g) and request public feedback.
-9. Allow a two-week commenting period on the pull request.
-10. If the feedback includes major changes or objections, re-discuss during an OBO Operations call and re-do any relevant steps indicated above.
-11. At the end of the commenting period, assuming no major changes are needed, a member of the EWG will merge the pull request (removing 'draft' status if appropriate) and thereby make the changes public.
-12. Add the new principle to the [Principles Summary](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/fp-000-summary.md) list and to the [Principles dropdown menu](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/all.yml).
+8. For new principles or major changes to existing principles, announce the proposal on the [obo-discuss mailing list](mailto:obo-discuss@googlegroups.com)
+   and the [obo-community #general Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-3gs80gmrk-9yZT913GViLUg04pgE3wOA) and request public feedback.
+10. Allow a two-week commenting period on the pull request.
+11. If the feedback includes major changes or objections, re-discuss during an OBO Operations call and re-do any relevant steps indicated above.
+12. At the end of the commenting period, assuming no major changes are needed, a member of the EWG will merge the pull request (removing 'draft' status if appropriate) and thereby make the changes public.
+13. Add the new principle to the [Principles Summary](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/fp-000-summary.md) list and to the [Principles dropdown menu](https://github.com/OBOFoundry/OBOFoundry.github.io/blob/master/principles/all.yml).
 
 The need for a new principle can arise when an existing principle tries to cover too much and requires splitting, or as new needs arise within the community.

docs/participate.md

@@ -8,7 +8,7 @@ The OBO Foundry is currently a volunteer-run organization. There are many ways t
 - Submit a bug report, question, or feature request to the [OBO Foundry issue tracker](https://github.com/OBOFoundry/OBOFoundry.github.io/issues)
 - Join the [OBO-Discuss mailing list](https://groups.google.com/forum/#!forum/obo-discuss)
 - Join the [OBO-Tools mailing list](https://groups.google.com/forum/#!members/obo-tools)
-- Participate in the [OBO Community Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-1oq48ttk7-kKo0i6TwntYtAq~Jcjjg4g)
+- Participate in the [OBO Community Slack channel](https://join.slack.com/t/obo-communitygroup/shared_invite/zt-3gs80gmrk-9yZT913GViLUg04pgE3wOA)
 - [Submit your ontology](/faq/how-do-i-register-my-ontology.html) to be considered for inclusion in the OBO Foundry
 - [Create a pull request to improve this website](/faq//how-do-i-modify-website.html)
 - Nominate yourself to [join the OBO Foundry Operations Committee](/docs/NewOBOFC.html)

index.html

@@ -30,7 +30,7 @@ <h4>Participate</h4>
             <li><a href="docs/COC.html">Code of Conduct</a></li>
             <li>
                 Join the <a href="https://groups.google.com/forum/#!forum/obo-discuss">OBO mailing list</a>
-                and the <a href="https://obo-communitygroup.slack.com/">OBO Community Slack workspace</a>
+                and the <a href="https://join.slack.com/t/obo-communitygroup/shared_invite/zt-3gs80gmrk-9yZT913GViLUg04pgE3wOA">OBO Community Slack workspace</a>
             </li>
             <li>
                 <a href="docs/OperationsCommittee.html">