fixing compilation

Author: benwtrent

server/src/main/java/org/elasticsearch/index/store/FsDirectoryFactory.java

@@ -28,6 +28,8 @@
 import org.elasticsearch.index.IndexModule;
 import org.elasticsearch.index.IndexSettings;
 import org.elasticsearch.index.shard.ShardPath;
+import org.elasticsearch.logging.LogManager;
+import org.elasticsearch.logging.Logger;
 import org.elasticsearch.plugins.IndexStorePlugin;
 
 import java.io.IOException;