When it comes to accessorising this season, think deep berry reds, navy blue and cool neutral tones such as beige and cream. Touchable textures make for the ultimate statement, so for maximum impact, go all out with luxurious-feeling crushed velvet and matte leather. Surprisingly, we’re not talking bags and shoes here… The accessory of choice for Autumn/Winter 2012 is nail lacquer.  Guest Beauty Blogger Harriet gives you the inside scoop… Nail...