Update the release-engineering overview page

There were plenty of outdated information on index page for release engineering.
I fixed the syntax to work with asciidoc and updated information. There could
still be some outdated info, but at least there will be less of it.

Signed-off-by: Michal Konecny <mkonecny@redhat.com>

modules/release_guide/pages/index.adoc

@@ -1,18 +1,14 @@
-== Fedora Release Engineering
+= Fedora Release Engineering
-
-Contents:
-
-overview philosophy contributing troubleshooting architecture sop
 
 This page contains information about the Fedora Release Engineering
 team.
 
-[[releng-contact-info]]
+[#releng-contact-info]
-=== Contact Information
+== Contact Information
 
-* matrix: `#releng:fedoraproject.org`
+* matrix: link:https://matrix.to/#/#releng:fedoraproject.org[Matrix Fedora releng channel]
 * Mailing List: https://admin.fedoraproject.org/mailman/listinfo/rel-eng[rel-eng@lists.fedoraproject.org]
-* Issue tracker: https://pagure.io/releng/new_issue[Fedora Releng Pagure Tickets]
+* Issue tracker: https://pagure.io/releng/issues[Fedora Releng Pagure Tickets]
 
 If you want the to get something done (e.g. moving packages to
 buildroots or into frozen compositions) by the ReleaseEngineering Team,
@@ -20,46 +16,33 @@ please create a ticket in the issue tracker mentioned above. Please
 enter your FAS-username or e-mail address in the respective textbox, to
 make sure the team can contact you.
 
-[[index-team-composition]]
+== Team Composition
-=== Team Composition
 * https://fedoraproject.org/wiki/User:kevin[Kevin Fenzi (nirik)]
 * https://fedoraproject.org/wiki/User:sharkcz[Dan Horák (sharkcz)](secondary arches)
 * https://fedoraproject.org/wiki/User:pbrobinson[Peter Robinson(pbrobinson)]
 * https://fedoraproject.org/wiki/User:maxamillion[Adam Miller(maxamillion)]
 * https://fedoraproject.org/wiki/User:humaton[Tomas Hrcka(humaton)]
+* https://fedoraproject.org/wiki/User:Jnsamyak[Samyak Jain (jnsamyak)]
 
 Release Team members are approved by FESCo. However, FESCo has delegated
 this power to the Release Team itself. If you want to join the team,
-please read `join-releng`.
+please read <<join-releng>>.
 
-=== What is Fedora Release Engineering?
+== Fedora Release Engineering Leadership
 
-For a Broad Overview, see `overview <overview>`.
+https://fedoraproject.org/wiki/User:Jnsamyak[Samyak Jain (jnsamyak)]
-
-=== Why we do things the way we do them
-
-For information on the Fedora Release Engineering Philosophy, see
-`philosophy <philosophy>`.
-
-=== Fedora Release Engineering Leadership
-
- (@jnsamyak:matrix.org on matrix, FAS username jnsamyak)
 
 Leadership is currently appointed by FESCo with input from the current
 release team.
 
-=== Things we Do
+== Things we Do
 
-* {blank}
+* Create official Fedora releases.
-+
+** Fedora Products;;
-Create official Fedora releases.::
+*** Cloud
-  ** {blank}
+*** Server
-  +
+*** Workstation
-  Fedora Products;;
+** Fedora Spins
-    *** Cloud
-    *** Server
-    *** Workstation
-  ** Fedora Spins
 * Report progress towards release from
 https://fedoraproject.org/wiki/Releases/Branched[branched] creation on.
 * Give reports to FESCo on changes to processes.
@@ -72,10 +55,10 @@ reporting.
 * Push updated packages
 * write and maintain tools to compose and push Fedora
 
-[[join-releng]]
+[#join-releng]
-=== Joining Release Engineering
+== Joining Release Engineering
 
-Much of rel-eng's communication is via matrx. One of the best ways to
+Much of rel-eng's communication is via matrix. One of the best ways to
 initially get involved is to attend one of the meetings and say that
 you're interested in doing some work during the open floor at the end of
 the meeting. If you can't make the meeting times, you can also ping one
@@ -95,36 +78,36 @@ and relies upon, working on improving these upstream to fascilitate with
 new things that the Fedora Project is aiming to deliver is also a great
 way to get involved with Fedora Rel-Eng.
 
-=== How we do it
+== How we do it
 
-See our `Standard Operating Procedures <sop>` for details on how we do
+See our xref:releng_misc_guide:index.adoc[Releng Miscellaneous guide]
-the things we do.
+and xref:release_guide:release_process.adoc[Release process] for details on how we
+do the things we do.
 
 Most discussions regarding release engineering will happen either in
-[.title-ref]##fedora-releng# or on the releng mailing list. For
+link:https://matrix.to/#/#releng:fedoraproject.org[Matrix Fedora releng channel]
-requests, please consult the `releng-contact-info`
+or on the releng mailing list.
+For requests, please consult the <<releng-contact-info>>
 
-=== Meetings
+== Meetings
 
-rel-eng holds regular meetings every Tuesday at 17:00 UTC in
+Rel-eng holds regular meetings every Tuesday at 16:00 UTC in
-[.title-ref]##meeting-3:fedoraproject.org on matrix.
+link:https://matrix.to/#/#meeting-3:fedoraproject.org[Fedora Meeting 3 channel on matrix].
 
-* https://pagure.io/releng/issues?status=Open&tags=meeting[Meeting
+link:https://pagure.io/releng/issues?status=Open&tags=meeting[Meeting
 agendas] are created from open tickets in pagure that contain the
 meeting keyword.
 
-==== Meeting Minutes
+=== Meeting Minutes
 
-Minutes are posted to the rel-eng mailing list. They are also available
+Meeting minutes are available at the
-at the
+https://meetbot.fedoraproject.org/[Meetbot page].
-https://meetbot.fedoraproject.org/sresults/?group_id=releng&type=team[Meetbot
-team page for releng]
 
 There are also
 https://fedoraproject.org/wiki/ReleaseEngineering/Meetings[historical
 Meeting Minutes for 2007-04-16 to 2009-05-04].
 
-=== Current activities
+== Current activities
 
 See our https://pagure.io/releng/issues[ticket queue] for the things we
 are currently working.
@@ -132,7 +115,7 @@ are currently working.
 See https://fedoraproject.org/wiki/Releases[Releases] for information
 about Fedora releases, including schedules.
 
-=== Freeze Policies
+== Freeze Policies
 
 * https://fedoraproject.org/wiki/Milestone_freezes[Milestone (Alpha,
 Beta, Final) freezes]
@@ -142,9 +125,3 @@ Freeze Policy] (Same time as Alpha Freeze)
 (that's 'Change' as in 'feature')
 * https://fedoraproject.org/wiki/Updates_Policy[Updates Policy] (not
 technically a freeze, but of interest)
-
-=== Indices and tables
-
-* `genindex`
-* `modindex`
-* `search`