got rid of dependency injection, it doesn't add anything at this point and only slows down things and makes a mess. Also some refactoring.

src/itdelatrisu/opsu/beatmap/OszUnpacker.java

@@ -27,32 +27,23 @@ import net.lingala.zip4j.core.ZipFile;
 import net.lingala.zip4j.exception.ZipException;
 import org.newdawn.slick.util.Log;
 import yugecin.opsudance.core.events.EventBus;
-import yugecin.opsudance.core.inject.Inject;
 import yugecin.opsudance.events.BubbleNotificationEvent;
-import yugecin.opsudance.options.Configuration;
+
+import static yugecin.opsudance.core.InstanceContainer.*;
 
 /**
  * Unpacker for OSZ (ZIP) archives.
  */
 public class OszUnpacker {
 
-	@Inject
-	private Configuration config;
-
 	/** The index of the current file being unpacked. */
 	private int fileIndex = -1;
 
 	/** The total number of files to unpack. */
 	private File[] files;
 
-	@Inject
-	public OszUnpacker() {
-	}
-
 	/**
 	 * Invokes the unpacker for each OSZ archive in a root directory.
-	 * @param root the root directory
-	 * @param dest the destination directory
 	 * @return an array containing the new (unpacked) directories, or null
 	 *         if no OSZs found
 	 */