Move file based artifact management into separate package
diff --git a/src/main/java/org/apache/sling/feature/karaf/KarafFeatureWriter.java b/src/main/java/org/apache/sling/feature/karaf/KarafFeatureWriter.java
index 6bea0f7..99ff41c 100644
--- a/src/main/java/org/apache/sling/feature/karaf/KarafFeatureWriter.java
+++ b/src/main/java/org/apache/sling/feature/karaf/KarafFeatureWriter.java
@@ -16,16 +16,6 @@
  */
 package org.apache.sling.feature.karaf;
 
-import org.apache.sling.feature.Artifact;
-import org.apache.sling.feature.ArtifactId;
-import org.apache.sling.feature.Configuration;
-import org.apache.sling.feature.Configurations;
-import org.apache.sling.feature.Extension;
-import org.apache.sling.feature.Feature;
-import org.apache.sling.feature.FeatureConstants;
-import org.apache.sling.feature.io.ArtifactHandler;
-import org.apache.sling.feature.io.ArtifactManager;
-
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
@@ -41,6 +31,16 @@
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
+import org.apache.sling.feature.Artifact;
+import org.apache.sling.feature.ArtifactId;
+import org.apache.sling.feature.Configuration;
+import org.apache.sling.feature.Configurations;
+import org.apache.sling.feature.Extension;
+import org.apache.sling.feature.Feature;
+import org.apache.sling.feature.FeatureConstants;
+import org.apache.sling.feature.io.file.ArtifactHandler;
+import org.apache.sling.feature.io.file.ArtifactManager;
+
 
 /**
  * This writer writes out a Karaf feature XML.