Fixes and improvements for v1.3 documentation

* Add missing versionadded strings for v1.3
* Add missing versionchanged string for Message.edit
* Consistently use versionadded for attributes
* Consistently use versionchanged for parameters
* Use versionchanged for Bot.is_owner
* Fix references in v1.3 changelog
* Improve grammar in v1.3 changelog

14 files changed, 122 insertions, 28 deletions

diff --git a/discord/activity.py b/discord/activity.py
index 01f23347..ddbdc60d 100644
--- a/discord/activity.py
+++ b/discord/activity.py
@@ -414,12 +414,18 @@ class Streaming(BaseActivity):
     -----------
     platform: :class:`str`
         Where the user is streaming from (ie. YouTube, Twitch).
+
+        .. versionadded:: 1.3
+
     name: Optional[:class:`str`]
         The stream's name.
     details: Optional[:class:`str`]
         Same as :attr:`name`
     game: Optional[:class:`str`]
         The game being streamed.
+
+        .. versionadded:: 1.3
+
     url: :class:`str`
         The stream's URL.
     assets: :class:`dict`
diff --git a/discord/appinfo.py b/discord/appinfo.py
index 4b3c9e94..0a15e1e1 100644
--- a/discord/appinfo.py
+++ b/discord/appinfo.py
@@ -44,6 +44,9 @@ class AppInfo:
         The application owner.
     team: Optional[:class:`Team`]
         The application's team.
+
+        .. versionadded:: 1.3
+
     icon: Optional[:class:`str`]
         The icon hash, if it exists.
     description: Optional[:class:`str`]
@@ -59,20 +62,37 @@ class AppInfo:
     summary: :class:`str`
         If this application is a game sold on Discord,
         this field will be the summary field for the store page of its primary SKU
+
+        .. versionadded:: 1.3
+
     verify_key: :class:`str`
         The base64 encoded key for the GameSDK's GetTicket
+
+        .. versionadded:: 1.3
+
     guild_id: Optional[:class:`int`]
         If this application is a game sold on Discord,
         this field will be the guild to which it has been linked
+
+        .. versionadded:: 1.3
+
     primary_sku_id: Optional[:class:`int`]
         If this application is a game sold on Discord,
         this field will be the id of the "Game SKU" that is created, if exists
+
+        .. versionadded:: 1.3
+
     slug: Optional[:class:`str`]
         If this application is a game sold on Discord,
         this field will be the URL slug that links to the store page
+
+        .. versionadded:: 1.3
+
     cover_image: Optional[:class:`str`]
         If this application is a game sold on Discord,
         this field will be the hash of the image on store embeds
+
+        .. versionadded:: 1.3
     """
     __slots__ = ('_state', 'description', 'id', 'name', 'rpc_origins',
                  'bot_public', 'bot_require_code_grant', 'owner', 'icon',
@@ -109,16 +129,25 @@ class AppInfo:
 
     @property
     def icon_url(self):
-        """:class:`.Asset`: Retrieves the application's icon asset."""
+        """:class:`.Asset`: Retrieves the application's icon asset.
+
+        .. versionadded:: 1.3
+        """
         return Asset._from_icon(self._state, self, 'app')
 
     @property
     def cover_image_url(self):
-        """:class:`.Asset`: Retrieves the cover image on a store embed."""
+        """:class:`.Asset`: Retrieves the cover image on a store embed.
+
+        .. versionadded:: 1.3
+        """
         return Asset._from_cover_image(self._state, self)
 
     @property
     def guild(self):
         """Optional[:class:`Guild`]: If this application is a game sold on Discord,
-        this field will be the guild to which it has been linked"""
+        this field will be the guild to which it has been linked
+
+        .. versionadded:: 1.3
+        """
         return self._state._get_guild(int(self.guild_id))
diff --git a/discord/channel.py b/discord/channel.py
index 2bd5c31c..1879a974 100644
--- a/discord/channel.py
+++ b/discord/channel.py
@@ -194,6 +194,9 @@ class TextChannel(discord.abc.Messageable, discord.abc.GuildChannel, Hashable):
         You must have the :attr:`~Permissions.manage_channels` permission to
         use this.
 
+        .. versionchanged:: 1.3
+            The ``overwrites`` keyword-only parameter was added.
+
         Parameters
         ----------
         name: :class:`str`
@@ -219,8 +222,6 @@ class TextChannel(discord.abc.Messageable, discord.abc.GuildChannel, Hashable):
             A :class:`dict` of target (either a role or a member) to
             :class:`PermissionOverwrite` to apply to the channel.
 
-            .. versionadded:: 1.3
-
         Raises
         ------
         InvalidArgument
@@ -644,6 +645,9 @@ class VoiceChannel(discord.abc.Connectable, discord.abc.GuildChannel, Hashable):
         You must have the :attr:`~Permissions.manage_channels` permission to
         use this.
 
+        .. versionchanged:: 1.3
+            The ``overwrites`` keyword-only parameter was added.
+
         Parameters
         ----------
         name: :class:`str`
@@ -666,8 +670,6 @@ class VoiceChannel(discord.abc.Connectable, discord.abc.GuildChannel, Hashable):
             A :class:`dict` of target (either a role or a member) to
             :class:`PermissionOverwrite` to apply to the channel.
 
-            .. versionadded:: 1.3
-
         Raises
         ------
         InvalidArgument
@@ -762,6 +764,9 @@ class CategoryChannel(discord.abc.GuildChannel, Hashable):
         You must have the :attr:`~Permissions.manage_channels` permission to
         use this.
 
+        .. versionchanged:: 1.3
+            The ``overwrites`` keyword-only parameter was added.
+
         Parameters
         ----------
         name: :class:`str`
@@ -776,8 +781,6 @@ class CategoryChannel(discord.abc.GuildChannel, Hashable):
             A :class:`dict` of target (either a role or a member) to
             :class:`PermissionOverwrite` to apply to the channel.
 
-            .. versionadded:: 1.3
-
         Raises
         ------
         InvalidArgument
diff --git a/discord/emoji.py b/discord/emoji.py
index fcd8adcb..5feb1c90 100644
--- a/discord/emoji.py
+++ b/discord/emoji.py
@@ -154,7 +154,10 @@ class Emoji(_EmojiTag):
         return self._state._get_guild(self.guild_id)
 
     def is_usable(self):
-        """:class:`bool`: Whether the bot can use this emoji."""
+        """:class:`bool`: Whether the bot can use this emoji.
+
+        .. versionadded:: 1.3
+        """
         if not self.available:
             return False
         if not self._roles:
diff --git a/discord/ext/commands/bot.py b/discord/ext/commands/bot.py
index 42cdd929..20dc94de 100644
--- a/discord/ext/commands/bot.py
+++ b/discord/ext/commands/bot.py
@@ -293,8 +293,9 @@ class BotBase(GroupMixin):
         If an :attr:`owner_id` is not set, it is fetched automatically
         through the use of :meth:`~.Bot.application_info`.
 
-        The function also checks if the application is team-owned if
-        :attr:`owner_ids` is not set.
+        .. versionchanged:: 1.3
+            The function also checks if the application is team-owned if
+            :attr:`owner_ids` is not set.
 
         Parameters
         -----------
@@ -993,6 +994,8 @@ class Bot(BotBase, discord.Client):
         fetched automatically using :meth:`~.Bot.application_info`.
         For performance reasons it is recommended to use a :class:`set`
         for the collection. You cannot set both `owner_id` and `owner_ids`.
+
+        .. versionadded:: 1.3
     """
     pass
 
diff --git a/discord/flags.py b/discord/flags.py
index f37262d6..62460098 100644
--- a/discord/flags.py
+++ b/discord/flags.py
@@ -187,6 +187,8 @@ class MessageFlags(BaseFlags):
                Returns an iterator of ``(name, value)`` pairs. This allows it
                to be, for example, constructed as a dict or a list of pairs.
 
+    .. versionadded:: 1.3
+
     Attributes
     -----------
     value: :class:`int`
diff --git a/discord/guild.py b/discord/guild.py
index 9ee522c4..38c965c9 100644
--- a/discord/guild.py
+++ b/discord/guild.py
@@ -146,6 +146,8 @@ class Guild(Hashable):
         results to a specific language.
     discovery_splash: :class:`str`
         The guild's discovery splash.
+
+        .. versionadded:: 1.3
     """
 
     __slots__ = ('afk_timeout', 'afk_channel', '_members', '_channels', 'icon',
diff --git a/discord/message.py b/discord/message.py
index 0292e2b4..62585735 100644
--- a/discord/message.py
+++ b/discord/message.py
@@ -269,6 +269,9 @@ class Message:
         Specifies if the message is currently pinned.
     flags: :class:`MessageFlags`
         Extra features of the message.
+
+        .. versionadded:: 1.3
+
     reactions : List[:class:`Reaction`]
         Reactions to a message. Reactions can be either custom emoji or standard unicode emoji.
     activity: Optional[:class:`dict`]
@@ -764,6 +767,9 @@ class Message:
 
         The content must be able to be transformed into a string via ``str(content)``.
 
+        .. versionchanged:: 1.3
+            The ``suppress`` keyword-only parameter was added.
+
         Parameters
         -----------
         content: Optional[:class:`str`]
diff --git a/discord/raw_models.py b/discord/raw_models.py
index c7349f6b..d9ce84cd 100644
--- a/discord/raw_models.py
+++ b/discord/raw_models.py
@@ -85,15 +85,15 @@ class RawBulkMessageDeleteEvent(_RawReprMixin):
 class RawMessageUpdateEvent(_RawReprMixin):
     """Represents the payload for a :func:`on_raw_message_edit` event.
 
-    .. versionchanged:: 1.3
-        The ``channel_id`` attribute was added.
-
     Attributes
     -----------
     message_id: :class:`int`
         The message ID that got updated.
     channel_id: :class:`int`
         The channel ID where the update took place.
+
+        .. versionadded:: 1.3
+
     data: :class:`dict`
         The raw data given by the `gateway <https://discordapp.com/developers/docs/topics/gateway#message-update>`_
     cached_message: Optional[:class:`Message`]
@@ -112,9 +112,6 @@ class RawReactionActionEvent(_RawReprMixin):
     """Represents the payload for a :func:`on_raw_reaction_add` or
     :func:`on_raw_reaction_remove` event.
 
-    .. versionchanged:: 1.3
-        The ``event_type`` attribute was added.
-
     Attributes
     -----------
     message_id: :class:`int`
@@ -136,6 +133,8 @@ class RawReactionActionEvent(_RawReprMixin):
         The event type that triggered this action. Can be
         ``REACTION_ADD`` for reaction addition or
         ``REACTION_REMOVE`` for reaction removal.
+
+        .. versionadded:: 1.3
     """
 
     __slots__ = ('message_id', 'user_id', 'channel_id', 'guild_id', 'emoji',
diff --git a/discord/team.py b/discord/team.py
index 3472820a..39f7f222 100644
--- a/discord/team.py
+++ b/discord/team.py
@@ -49,6 +49,8 @@ class Team:
         The team's owner ID.
     members: List[:class:`TeamMember`]
         A list of the members in the team
+
+    .. versionadded:: 1.3
     """
     __slots__ = ('_state', 'id', 'name', 'icon', 'owner_id', 'members')
 
@@ -95,6 +97,8 @@ class TeamMember(BaseUser):
 
             Returns the team member's name with discriminator.
 
+    .. versionadded:: 1.3
+
     Attributes
     -------------
     name: :class:`str`
diff --git a/discord/user.py b/discord/user.py
index a172d5f9..2331ff49 100644
--- a/discord/user.py
+++ b/discord/user.py
@@ -301,6 +301,9 @@ class ClientUser(BaseUser):
         Specifies if the user is a bot account.
     system: :class:`bool`
         Specifies if the user is a system user (i.e. represents Discord officially).
+
+        .. versionadded:: 1.3
+
     verified: :class:`bool`
         Specifies if the user is a verified account.
     email: Optional[:class:`str`]
diff --git a/discord/webhook.py b/discord/webhook.py
index cc43bbca..efc33bed 100644
--- a/discord/webhook.py
+++ b/discord/webhook.py
@@ -404,6 +404,9 @@ class Webhook:
         The webhook's ID
     type: :class:`WebhookType`
         The type of the webhook.
+
+        .. versionadded:: 1.3
+
     token: Optional[:class:`str`]
         The authentication token of the webhook. If this is ``None``
         then the webhook cannot be used to make requests.
diff --git a/docs/api.rst b/docs/api.rst
index 02ba215e..54ba123a 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -768,9 +768,15 @@ Profile
     .. attribute:: team_user
 
         A boolean indicating if the user is in part of a team.
+
+        .. versionadded:: 1.3
+
     .. attribute:: system
 
         A boolean indicating if the user is officially part of the Discord urgent message system.
+
+        .. versionadded:: 1.3
+
     .. attribute:: mutual_guilds
 
         A list of :class:`Guild` that the :class:`ClientUser` shares with this
@@ -914,12 +920,6 @@ of :class:`enum.Enum`.
 
     Specifies the region a voice server belongs to.
 
-    .. versionchanged:: 1.2
-        The ``india`` region was added.
-
-    .. versionchanged:: 1.3
-        The ``europe`` and ``dubai`` regions were added.
-
     .. attribute:: amsterdam
 
         The Amsterdam region.
@@ -929,6 +929,9 @@ of :class:`enum.Enum`.
     .. attribute:: dubai
 
         The Dubai region.
+
+        .. versionadded:: 1.3
+
     .. attribute:: eu_central
 
         The EU Central region.
@@ -938,6 +941,9 @@ of :class:`enum.Enum`.
     .. attribute:: europe
 
         The Europe region.
+
+        .. versionadded:: 1.3
+
     .. attribute:: frankfurt
 
         The Frankfurt region.
@@ -947,6 +953,9 @@ of :class:`enum.Enum`.
     .. attribute:: india
 
         The India region.
+
+        .. versionadded:: 1.2
+
     .. attribute:: japan
 
         The Japan region.
@@ -1332,6 +1341,8 @@ of :class:`enum.Enum`.
         - ``channel``: A :class:`TextChannel` or :class:`Object` with the channel ID where the members were moved.
         - ``count``: An integer specifying how many members were moved.
 
+        .. versionadded:: 1.3
+
     .. attribute:: member_disconnect
 
         A member's voice state has changed. This triggers when a
@@ -1342,6 +1353,8 @@ of :class:`enum.Enum`.
 
         - ``count``: An integer specifying how many members were disconnected.
 
+        .. versionadded:: 1.3
+
     .. attribute:: bot_add
 
         A bot was added to the guild.
@@ -1349,6 +1362,8 @@ of :class:`enum.Enum`.
         When this is the action, the type of :attr:`~AuditLogEntry.target` is
         the :class:`Member` or :class:`User` which was added to the guild.
 
+        .. versionadded:: 1.3
+
     .. attribute:: role_create
 
         A new role was created.
@@ -1540,6 +1555,8 @@ of :class:`enum.Enum`.
 
         - ``count``: An integer specifying how many messages were deleted.
 
+        .. versionadded:: 1.3
+
     .. attribute:: message_pin
 
         A message was pinned in a channel.
@@ -1553,6 +1570,8 @@ of :class:`enum.Enum`.
         - ``channel``: A :class:`TextChannel` or :class:`Object` with the channel ID where the message was pinned.
         - ``message_id``: the ID of the message which was pinned.
 
+        .. versionadded:: 1.3
+
     .. attribute:: message_unpin
 
         A message was unpinned in a channel.
@@ -1566,6 +1585,8 @@ of :class:`enum.Enum`.
         - ``channel``: A :class:`TextChannel` or :class:`Object` with the channel ID where the message was unpinned.
         - ``message_id``: the ID of the message which was unpinned.
 
+        .. versionadded:: 1.3
+
     .. attribute:: integration_create
 
         A guild integration was created.
@@ -1573,6 +1594,8 @@ of :class:`enum.Enum`.
         When this is the action, the type of :attr:`~AuditLogEntry.target` is
         the :class:`Object` with the integration ID of the integration which was created.
 
+        .. versionadded:: 1.3
+
     .. attribute:: integration_update
 
         A guild integration was updated.
@@ -1580,6 +1603,8 @@ of :class:`enum.Enum`.
         When this is the action, the type of :attr:`~AuditLogEntry.target` is
         the :class:`Object` with the integration ID of the integration which was updated.
 
+        .. versionadded:: 1.3
+
     .. attribute:: integration_delete
 
         A guild integration was deleted.
@@ -1587,6 +1612,8 @@ of :class:`enum.Enum`.
         When this is the action, the type of :attr:`~AuditLogEntry.target` is
         the :class:`Object` with the integration ID of the integration which was deleted.
 
+        .. versionadded:: 1.3
+
 .. class:: AuditLogActionCategory
 
     Represents the category that the :class:`AuditLogAction` belongs to.
@@ -1721,6 +1748,8 @@ of :class:`enum.Enum`.
 
     Represents the membership state of a team member retrieved through :func:`Bot.application_info`.
 
+    .. versionadded:: 1.3
+
     .. attribute:: invited
 
         Represents an invited member.
@@ -1733,6 +1762,8 @@ of :class:`enum.Enum`.
 
 	Represents the type of webhook that can be received.
 
+    .. versionadded:: 1.3
+
 	.. attribute:: incoming
 
 		Represents a webhook that can post messages to channels with a token.
diff --git a/docs/whats_new.rst b/docs/whats_new.rst
index 8ae0cfed..86d9d06b 100644
--- a/docs/whats_new.rst
+++ b/docs/whats_new.rst
@@ -25,7 +25,7 @@ New Features
 - Add :meth:`Guild.fetch_roles` to fetch roles from the HTTP API. (:issue:`2208`)
 - Add support for teams via :class:`Team` when fetching with :meth:`Client.application_info`. (:issue:`2239`)
 - Add support for suppressing embeds via :meth:`Message.edit`
-- Add support for guild subscriptions, see the :class:`Client` documentation for more details.
+- Add support for guild subscriptions. See the :class:`Client` documentation for more details.
 - Add :attr:`VoiceChannel.voice_states` to get voice states without relying on member cache.
 - Add :meth:`Guild.query_members` to request members from the gateway.
 - Add :class:`FFmpegOpusAudio` and other voice improvements. (:issue:`2258`)
@@ -56,7 +56,7 @@ New Features
 - Add :attr:`User.system` and :attr:`Profile.system` to know whether a user is an official Discord Trust and Safety account.
 - Add :attr:`Profile.team_user` to check whether a user is a member of a team.
 - Add :meth:`Attachment.to_file` to easily convert attachments to :class:`File` for sending.
-- Add certain aliases to :class:`Permission` to match the UI better. (:issue:`2496`)
+- Add certain aliases to :class:`Permissions` to match the UI better. (:issue:`2496`)
     - :attr:`Permissions.manage_permissions`
     - :attr:`Permissions.view_channel`
     - :attr:`Permissions.use_external_emojis`
@@ -66,11 +66,11 @@ New Features
 
 - Add support for :func:`on_invite_create` and :func:`on_invite_delete` events.
 - Add support for clearing a specific reaction emoji from a message.
-    - :meth:`Message.clear_reaction` and :class:`Reaction.clear` methods.
+    - :meth:`Message.clear_reaction` and :meth:`Reaction.clear` methods.
     - :func:`on_raw_reaction_clear_emoji` and :func:`on_reaction_clear_emoji` events.
 
 - Add :func:`utils.sleep_until` helper to sleep until a specific datetime. (:issue:`2517`, :issue:`2519`)
-- |commands| Add support for teams and :attr:`Bot.owner_ids` to have multiple bot owners. (:issue:`2239`)
+- |commands| Add support for teams and :attr:`Bot.owner_ids <.ext.commands.Bot.owner_ids>` to have multiple bot owners. (:issue:`2239`)
 - |commands| Add new :attr:`BucketType.role <.ext.commands.BucketType.role>` bucket type. (:issue:`2201`)
 - |commands| Expose :attr:`Command.cog <.ext.commands.Command.cog>` property publicly. (:issue:`2360`)
 - |commands| Add non-decorator interface for adding checks to commands via :meth:`Command.add_check <.ext.commands.Command.add_check>` and :meth:`Command.remove_check <.ext.commands.Command.remove_check>`. (:issue:`2411`)