Fix bad indent in concept columns dialog

Signed-off-by: Don Naegely <naegelyd@gmail.com>
Change results table CSS to make scroll optional

The previous property forced the scrollbar to be visible all the time on most platforms. Setting this to auto will cause the scrollbar to only be shown when the content is overflowing

Signed-off-by: Don Naegely <naegelyd@gmail.com>