LONDON (Reuters) – British designer Vivienne Westwood showcased more than her fashion designs at London Fashion Week on Sunday by sporting a Julian Assange T-shirt in support of the WikiLeaks founder. British designer Westwood selected a T-shirt emblazoned with her face and the words "I am Julian Assange" to wear at her Red Label fashion show, which sent models in ribbed, woolen dresses striding down the halls of London's Saatchi Gallery. Elsewhere androgynous designs, sheepskin and silk dominated the catwalks at the five-day fashion week. …