### 2.1.0 | 2024-02-14
- Added support for async (background) feed processing to improve form submission performance.
- Fixed an issue that shows deleted users in Feed Settings.
- Fixed an issue that can cause a PHP notice to display on the Settings page for sites running PHP 8.1 and 8.2.
- Fixed an issue that causes the Slack Feed Message field to not pass validation when mentioning user IDs.

### 2.0 | 2021-04-21
- Added a mechanism to cache API requests for private group and channel lists for 1 hour to improve performance.
- Updated the feed settings screen to remove the "Invite to Team" action as it's no longer supported by Slack for standard workspaces, and included a notice for existing feeds.
- Fixed an issue where the feed settings are not displaying the full collection of private groups or channels for Slack workspaces with more than 100 of either set.
- Fixed an issue where the add-on icon is missing on the Form Settings page for Gravity Forms 2.5.
- Fixed an issue where private groups and channels are not showing up in the feed settings.
- Fixed an issue where the Connect to Slack button is hidden if the auth token is invalid or revoked.


### 1.13 | 2021-02-10
- Added a notification to alert site admins that re-authentication with Slack is required before 24 February 2021.
- Updated the add-on to communicate with Slack using its new API endpoints.


### 1.12 | 2020-09-28
- Added support for Gravity Forms 2.5.
- Removed support for legacy tokens.


### 1.11 | 2020-07-14
- Added security enhancements.


### 1.10 | 2020-05-20
- Added translations for Hebrew, Hindi, Japanese, and Turkish.
- Updated Javascript files, stylesheets to use minified versions.


### 1.9 | 2019-08-07
- Added security enhancements.


### 1.8 | 2018-04-09
- Added GPL to plugin header.
- Added security enhancements.
- Added support for legacy tokens.
- Fixed entry URL containing HTML entities in message.
- Updated Plugin URI and Author URI to use https.


### 1.7 | 2017-05-16
- Removed "Select a Channel" option from Channels feed setting when inviting to team.
- Updated initial authentication process.


### 1.6 | 2017-01-05
- Added *gform_slack_invite* filter for modifying invite user parameters.
- Added support for auto-inviting to specific channels when inviting users to team.
- Added support for mapping first and last name when inviting users to team.
- Fixed strings for translations.
- Fixed an issue with the request failed message when a WP_Error occurs.


### 1.5 | 2016-08-31
- Added upgrade routine to automatically define team name when a valid authentication token exists.
- Updated team name plugin setting to automatically add team name when adding a valid authentication token.
- Updated invite to team feature to only be available when API user is an admin.
- Updated wording from IM to Direct Message within the feed settings.
- Removed duplicate conditional logic setting.


### 1.4 | 2016-08-02
- Added ability to invite users to team.
- Added conditional logic to feed settings.
- Added default feed name when creating a new Slack feed.
- Added feed duplication support.
- Added the [gform_slack_process_message_shortcodes](https://docs.gravityforms.com/gform_slack_process_message_shortcodes) filter for enabling the processing of shortcodes placed in the message.
- Added visual icon to "Send To" feed settings field.
- Updated API library naming to prevent conflicts with third-party Slack API libraries.


### 1.3 | 2015-08-24
- Added support for custom message usernames using [gform_slack_username](https://docs.gravityforms.com/gform_slack_username) hook.
- Added support for delaying feed processing until payment by PayPal Standard is successfully completed.
- Fixed PHP warning related to attachments.


### 1.2 | 2015-07-22
- Added support for attaching images to messages.
- Added gf_slack() for easily getting a Slack instance.
- Added support for custom message icons.


### 1.1 | 2015-05-08
- Added support for sending messages to private groups and users.
- Added Spanish (es_ES) translation.
- Prevent empty messages from being posted to room.


### 1.0 | 2015-05-04
- It's all new!
