and bump post-release version number

in converse-omemo which relies on `chatbox.occupants` existing in the
`add` handler.

Currently translated at 5.0% (21 of 424 strings)

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

Currently translated at 85.6% (363 of 424 strings)

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

Currently translated at 4.7% (20 of 424 strings)

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

Currently translated at 83.0% (352 of 424 strings)

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

Currently translated at 96.7% (410 of 424 strings)

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

Currently translated at 84.7% (359 of 424 strings)

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

See here: https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-autofocus

when the user logs out and then in again

- limit the number of instantiations of URI
- Handle try/catch of URI invoking in one place (`getURI`)
- Reduce exposed interface of utils/html.js by making some methods internal functions

emoji-views: Add scroll offset

We don't need to wait until we have the user JID given that this is just
a view being instantiated.

I think why do not come archives from group chats, and it turns out that you need to add "groupchat" in options. I spent half an hour searching in the documentation, and half an hour searching in the convers tests. And finally found in tests.