New wooden walls, dark tile colors and warning lines, knotted wire change.

Like the title says. Pics of the new walls, floors and slightly changed knotted wires in a moment.

New wooden walls and dark floors:
http://i.imgur.com/8ggEved.png

Old knotted wires on the left, new ones on the right:
http://i.imgur.com/O0O80Mz.png

Also adds myself to the changelog, I've been around for about 3 years.