The option got lost in commit 9528d81c.

Fixes #1263

Currently translated at 60.4% (226 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/he/

Currently translated at 100.0% (374 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/de/

Currently translated at 11.2% (42 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/hi/

Currently translated at 93.9% (351 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/ja/

Translated using Weblate (Esperanto)

Currently translated at 50.0% (187 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/eo/

Currently translated at 100.0% (374 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/gl/

Currently translated at 95.5% (357 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/eu/

Currently translated at 100.0% (374 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/es/

Currently translated at 71.7% (268 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/nb_NO/

Currently translated at 100.0% (374 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/nl_BE/

Currently translated at 100.0% (374 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/nl/

Currently translated at 98.9% (370 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/cs/

Currently translated at 24.9% (93 of 374 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/zh_Hant/

Avoid `An 'url' property must be specified` error by properly clearing
presence data upon teardown and then resetting the browserStorage upon
reconnection.

Store contact resources in a Backbone collection

* Add test and changelog entry
* Also show message subject if available

Changes:

* Avoids leaky abstraction of MUC code into converse-chatboxes
* Avoid creating unnecessary message objects (e.g. without <body)
* Add fix for #1369.
* Rename spec/chatroom.js to spec/muc.js

Last comma  forbidden in JSON, example doesn't work as is.

This asks screen readers to read every message received, and is
mandatory for blind users to get notified of new messages.

- Set correct default value
- Set proper Makefile recipe dependency
- Fix rendering issue in changelog

Currently translated at 84.8% (313 of 369 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/ar/

By ditching jquery and using async/await

Fixes #1334

Fixes half of #1337.