updating table screenshots (border colors)
Merge branch 'master' into updating-list-table-border-screenshot

Conflicts:
	spec/skins/Windows 7/Chrome/screenshots_embedded-list-table.html.png
	spec/skins/Windows 7/Chrome/screenshots_list-table.html.png
Merge pull request #15 from rackerlabs/updating-list-table-border-screenshot

Updating table screenshots for border color changes