(Reuters) - European shares extended gains on Tuesday as fresh stimulus plans for the European Union added to hopes of a faster economic recovery from a coronavirus-fuelled downturn.The pan-European STOXX 600 rose 0.16% by 0716 GMT, with German stocks leading regional gains with a 0.9% rise.Euro zone stocks gained 0.4% after France and Germany proposed a 500 billion euros recovery fund on Monday that would offer grants to European Union regions and sectors hit hardest by the pandemic.That..