Sidebar Bling mockups

Some new looks for the Big Board sidebar.

Milky: A basic, semi-transparent style.

Fedora Style: Based on Fedora colors, semi-transparent.

Fedora Style Multi: A version where sections can be "torn off" and used as separate columns.

Ubuntu Style: Based on Ubuntu colors.

Components: A version where sections can be resized, and reordered by drag and drop.