javadoc fix

annotation/src/main/java/lcsb/mapviewer/annotation/services/annotators/ElementAnnotator.java

@@ -178,6 +178,16 @@ public abstract class ElementAnnotator extends CachableInterface {
 		}
 	}
 
+	/**
+	 * Sets synonyms to the element.
+	 * 
+	 * @param element
+	 *          element where we change data
+	 * @param synonyms
+	 *          new synonyms list
+	 * @param prefix
+	 *          prefix used in warnings
+	 */
 	protected void setSynonyms(AnnotatedObject element, Collection<String> synonyms, String prefix) {
 		if (element.getSynonyms() == null || element.getSynonyms().size() == 0) {
 			List<String> sortedSynonyms = new ArrayList<>();

annotation/src/main/java/lcsb/mapviewer/annotation/services/annotators/EnsemblAnnotator.java

 package lcsb.mapviewer.annotation.services.annotators;
 
 import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collections;
 import java.util.HashSet;
-import java.util.List;
 import java.util.Set;
 
 import org.apache.log4j.Logger;