* Europa League game relocated due to civil unrest * Last 32, first leg to be played in neutral Nicosia (Adds quotes, background) MADRID, Feb 19 (Reuters) - Dynamo Kiev's Europa League last-32, first leg at home to Spanish club Valencia on Thursday has been moved to the Cypriot capital Nicosia due to civil unrest in the Ukrainian capital. President Viktor Yanukovich has declared Thursday a day of mourning after at least 26 people died in the worst violence in Ukraine since the former Soviet republic gained independence. More...