add CommonRequest.timeout

src/main/java/com/imyeyu/network/ProgressiveRequest.java

@@ -42,6 +42,12 @@ public class ProgressiveRequest extends FileRequest {
 		return new ProgressiveRequest(Request.post(url), callback);
 	}
 
+	@Override
+	public ProgressiveRequest timeout(long ms) {
+		super.timeout(ms);
+		return this;
+	}
+
 	@Override
 	public void toFile(Path outputPath) throws IOException, NoPermissionException {
 		processResponse(request.execute(), IO.getOutputStream(outputPath.toFile()));