STABLE version -- 4.3.9.248

[Admini]

Thank you for new updates and fixing the scrolling bug in the menu while adding a bookmark. 

A minor bug video-pop-up with ImprovedTube extension.
For re-produce:

1) After installed this extension, enable Custom Mini-Player from its Settings -> Player.
2) Play any open a Youtube video and click to video pop-up icon.
3) After video playing in window, pause with click it.

Result: The video pop-up window converts the Youtube page.

Sorry but we can't reproduce this issue.
The video was paused normally after clicking on it.