* add ts option to slack module to allow editing messages
* add version_added
Co-authored-by: Felix Fontein <felix@fontein.de>
* use correct API URL when updating
* add changelog fragment
* add diff/changed support for updating slack messages
* add an example on how to edit a message
* rename ts to message_id
* use the changed variable where possible
* correct conversation.history url
* proper formatting in documentation
Co-authored-by: Felix Fontein <felix@fontein.de>
* add channel to example
* correct conversation history url
* allow channel to start with C0
* fetch_url does not construct query parameters
* add missing argument
* return more data when nothing has changed
* use urlencode to construct query string
Co-authored-by: Felix Fontein <felix@fontein.de>
