fix wrong thread cancel conf creation
fix login button ui
add banner screen sharing #LINQT-1951
auto close screen sharing panel when screen selected #LINQT-1949
disable sharing button while no screen/window selected #LINQT-1948
hide record button if chat in call #LINQT-1946
show video preview when alone in conf #LINQT-1922
fix do not add chat in list if events intended for another account
chat notif in vertical bar / account list
fix cursor on hovered link
fix sending area height