Red 3.3.9 - Changelog (#3876)

* Add 3.3.9 or 3.4.0 section

* PR 3889

* PR 3890

* PR 3891

* PR 3781

* PR 3900

* PR 3899

* PR 3916

* PR 3892

* PR 3941 (issue 3940)

* PR 3907 (issue 3102)

* PR 3878 (issue 3877)

* PR 3880

* PR 3925

* PR 3923

* PR 3942

* PR 3935

* PR 3946

* PR 3954

* PR 3955 (issue 3107)

* Add "Read before updating" section

* PR 3957

* Update the changelog header with version number and date

Author: Jackenmen

docs/changelog_3_3_0.rst

@@ -1,5 +1,99 @@
 .. 3.3.x Changelogs
 
+Redbot 3.3.9 (2020-06-12)
+=========================
+
+| Thanks to all these amazing people that contributed to this release:
+| :ghuser:`aikaterna`, :ghuser:`Dav-Git`, :ghuser:`Drapersniper`, :ghuser:`Flame442`, :ghuser:`mikeshardmind`, :ghuser:`NeuroAssassin`, :ghuser:`Predeactor`, :ghuser:`Vexed01`
+|
+| **Read before updating**:
+| 1. Bot owners can no longer restrict access to some commands in Permissions cog using global permissions rules. Look at `Permissions changelog <important-339-2>` for full details.
+| 2. There's been a change in behavior of warning messages. Look at `Warnings changelog <important-339-1>` for full details.
+
+
+End-user changelog
+------------------
+
+Security
+********
+
+**NOTE**: If you can't update immediately, we recommend disabling the affected command until you can.
+
+- **Mod** - ``[p]tempban`` now properly respects Discord's hierarchy rules (:issue:`3957`)
+
+Core Bot
+********
+
+- ``[p]info`` command can now be used when bot doesn't have Embed Links permission (:issue:`3907`, :issue:`3102`)
+- Fixed ungraceful error that happened in ``[p]set custominfo`` when provided text was too long (:issue:`3923`)
+- Red's start up message now shows storage type (:issue:`3935`)
+
+Audio
+*****
+
+- Audio now properly ignores streams when max length is enabled (:issue:`3878`, :issue:`3877`)
+- Commands that should work in DMs no longer error (:issue:`3880`)
+
+Filter
+******
+
+- Fixed behavior of detecting quotes in commands for adding/removing filtered words (:issue:`3925`)
+
+.. _important-339-2:
+
+Permissions
+***********
+
+- **Both global and server rules** can no longer prevent guild owners from accessing commands for changing server rules. Bot owners can still use ``[p]command disable`` if they wish to completely disable any command in Permissions cog (:issue:`3955`, :issue:`3107`)
+
+  Full list of affected commands:
+
+  - ``[p]permissions acl getserver``
+  - ``[p]permissions acl setserver``
+  - ``[p]permissions acl updateserver``
+  - ``[p]permissions addserverrule``
+  - ``[p]permissions removeserverrule``
+  - ``[p]permissions setdefaultserverrule``
+  - ``[p]permissions clearserverrules``
+  - ``[p]permissions canrun``
+  - ``[p]permissions explain``
+
+.. _important-339-1:
+
+Warnings
+********
+
+- Warnings sent to users don't show the moderator who warned the user by default now. Newly added ``[p]warningset showmoderators`` command can be used to switch this behaviour (:issue:`3781`)
+- Warn channel functionality has been fixed (:issue:`3781`)
+
+
+Developer changelog
+-------------------
+
+Core Bot
+********
+
+- Added `bot.set_prefixes() <RedBase.set_prefixes()>` method that allows developers to set global/server prefixes (:issue:`3890`)
+
+
+Documentation changes
+---------------------
+
+- Added Oracle Cloud to free hosting section in :ref:`host-list` (:issue:`3916`)
+
+Miscellaneous
+-------------
+
+- Added missing help message for Downloader, Reports and Streams cogs (:issue:`3892`)
+- **Core Bot** - cooldown in ``[p]contact`` no longer applies when it's used without any arguments (:issue:`3942`)
+- **Core Bot** - improved instructions on obtaining user ID in help of ``[p]dm`` command (:issue:`3946`)
+- **Alias** - ``[p]alias global`` group, ``[p]alias help``, and ``[p]alias show`` commands can now be used in DMs (:issue:`3941`, :issue:`3940`)
+- **Audio** - Typo fix (:issue:`3889`, :issue:`3900`)
+- **Audio** - Fixed ``[p]audioset autoplay`` being available in DMs (:issue:`3899`)
+- **Bank** - ``[p]bankset`` now displays bank's scope (:issue:`3954`)
+- **Mod** - Preemptive fix for d.py 1.4 (:issue:`3891`)
+
+
 Redbot 3.3.8 (2020-05-29)
 ==================================