Léa Hélène Seydoux-Fornier de Clausonne, the French actress starring alongside Adele Exarchopoulos in the 2013 critically acclaimed lesbian romance film ‘Blue Is The Warmest Colour’, told the Hollywood Reporter that filming the lesbian sex scenes took a year of her life, “I gave everything for that film,” the now 36 year old actress said, “It really changed my life on …