Remove unrequired imports of NoSuchElementException in ClusteringMethod, CropCriteria and SimilarityMeasure

Author: Stefan Hahmann

src/main/java/org/mastodon/mamut/clustering/config/ClusteringMethod.java

@@ -33,8 +33,6 @@
 import com.apporiented.algorithm.clustering.SingleLinkageStrategy;
 import org.mastodon.mamut.clustering.util.AverageLinkageUPGMAStrategy;
 
-import java.util.NoSuchElementException;
-
 public enum ClusteringMethod
 {
 	AVERAGE_LINKAGE( "Average linkage", new AverageLinkageUPGMAStrategy() ),

src/main/java/org/mastodon/mamut/clustering/config/CropCriteria.java

@@ -28,8 +28,6 @@
  */
 package org.mastodon.mamut.clustering.config;
 
-import java.util.NoSuchElementException;
-
 public enum CropCriteria
 {
 	TIMEPOINT( "Timepoint", "time" ),

src/main/java/org/mastodon/mamut/clustering/config/SimilarityMeasure.java

@@ -32,7 +32,6 @@
 import org.mastodon.mamut.treesimilarity.ZhangUnorderedTreeEditDistance;
 import org.mastodon.mamut.treesimilarity.tree.Tree;
 
-import java.util.NoSuchElementException;
 import java.util.function.BiFunction;
 import java.util.function.BinaryOperator;