remove unused imports

git-svn-id: https://svn.apache.org/repos/asf/directmemory/lightning/trunk@1495736 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lightning-core/src/main/java/org/apache/directmemory/lightning/Lightning.java b/lightning-core/src/main/java/org/apache/directmemory/lightning/Lightning.java
index 3e678fc..fe1ba4c 100644
--- a/lightning-core/src/main/java/org/apache/directmemory/lightning/Lightning.java
+++ b/lightning-core/src/main/java/org/apache/directmemory/lightning/Lightning.java
@@ -18,15 +18,6 @@
  */
 package org.apache.directmemory.lightning;
 
-import java.io.File;
-import java.lang.annotation.Annotation;
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.Set;
-
-import org.apache.directmemory.lightning.ClassComparisonStrategy;
-import org.apache.directmemory.lightning.SerializationStrategy;
-import org.apache.directmemory.lightning.Serializer;
 import org.apache.directmemory.lightning.base.DefaultValueNullableEvaluator;
 import org.apache.directmemory.lightning.configuration.SerializerDefinition;
 import org.apache.directmemory.lightning.internal.InternalSerializerCreator;
@@ -35,6 +26,12 @@
 import org.apache.directmemory.lightning.metadata.PropertyDescriptor;
 import org.apache.directmemory.lightning.metadata.ValueNullableEvaluator;
 
+import java.io.File;
+import java.lang.annotation.Annotation;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
 public final class Lightning
 {