e06751f5a3
If a whitespace-only description is set on an element, the CSS :empty selector will not match, causing description icons to be shown when there's no actual content. To avoid that, trim the description string when building the element. Signed-off-by: Jo-Philipp Wich <jo@mein.io> (cherry picked from commit b6ae1d4f4aec94b38e59b11e5fd9c28799dae05b)