Follow-up to #99.

- Many code style changes.
- Don't increment combo if missing the last slider circle.
- Added player name in ranking screen.
- Don't show null/default player names.
- Only import replays with .osr extension.
- Display loading status for importing replays.
- Moved MD5InputStreamWrapper to package "opsu.io".

Signed-off-by: Jeffrey Han <itdelatrisu@gmail.com>

src/itdelatrisu/opsu/objects/DummyObject.java

@@ -65,7 +65,5 @@ public class DummyObject implements GameObject {
 	}
 
 	@Override
-	public void reset() {
-		
-	}
+	public void reset() {}
 }