Merge commit '2493097cb077b772af779bf14251e3ac0fff95f8' * commit '2493097cb077b772af779bf14251e3ac0fff95f8': Fix the style of preferences headers in the light theme.
Merge commit '2493097cb077b772af779bf14251e3ac0fff95f8' * commit '2493097cb077b772af779bf14251e3ac0fff95f8': Fix the style of preferences headers in the light theme.