When i clicked 1 time on stream topics its sub topics gets opened like file structure ,to Toggle back it , i have to click on another topic. But feature called double click toggle back looks nice here.

Describe the bug
In mobile view mode the "<<" button has disappeared in the recent master versions (compiled from source). Therefore once you close the participants list via the "x" button there is no way to restore it.

Environment (please complete the following information):

• Desktop or Mobile? Mobile
• Browser [e.g. Chrome, Firefox] Embedded chromium
• Converse.js version [e.g

I cannot reproduce this with the default usage of botui : the issue appears only when botui is part of a larger VueJS app.

When a markdown image is inserted in a message, it is immediately hidden if another message is displayed after.

botui.message.add({
	content: 'Hello World'
});
botui.message.add({
	content: 'Here is a picture : ![](https://www.google.fr/images/branding/g