send emojis as unicode also in MUCs

Currently translated at 50.0% (145 of 290 strings)

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

Use sizzle, otherwise we sometimes get null returned.

Currently translated at 40.3% (117 of 290 strings)

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

Rename icon to avoid confusion. Add back the OTR status text.

Currently translated at 98.9% (287 of 290 strings)

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

Currently translated at 94.1% (273 of 290 strings)

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

Currently translated at 98.6% (286 of 290 strings)

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

And use it instead of listening to multiple Promises.

Promises get resolved once, which means using them doesn't work for
cases where the user logs out, and then in again (because the handlers
don't get called upon 2nd login).

* Update jslicenses-inverse.html

* Update inverse.html

* Update index.html

* Update mobile.html

* Update anonymous.html

* Update CHANGES.md

It depends on `eval` which is unsafe.