(Reuters) - European stocks rose on Monday, with UK markets posting sharp gains after the government outlined plans to gradually ease the lockdown, while shares in Germany's Wirecard jumped after it revamped its management board. The pan-European STOXX 600 rose 0.5% by 0718 GMT, adding to slim gains made so far in May.Britain's FTSE 100 rose 0.8% after Prime Minister Boris Johnson said on Sunday the lockdown would not end yet but encouraged some people to return to work.France is also set to..