[Australis] Bug 960517: Windows 8 style toolbar icons. r=dao, a=sylvestre

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rename : browser/themes/windows/Toolbar.png => browser/themes/windows/Toolbar-XP.png
[Australis] Bug 960517: Windows 8 style menu-panel buttons. r=dao, a=sylvestre
[Australis] Bug 960517: Windows 8 style Places Organizer. r=dao, a=sylvestre
[Australis] Bug 960517: Windows 8 style tabs. r=dao, a=sylvestre
[Australis] Bug 960517: Windows 8 style main window. r=dao, a=sylvestre