Solarized themes: improve separator
In !71 (merged) I used the same background color for the separators, in the Solarized themes. However, now I think it looks better to use a different color in the separator, just like in other themes.
In !71 (merged) I used the same background color for the separators, in the Solarized themes. However, now I think it looks better to use a different color in the separator, just like in other themes.