Github获取仓库最新Release版本号API

package me.chunsheng.hongbao.utils;

import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.net.Uri;
import android.os.AsyncTask;
import android.widget.Toast;

import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONObject;

import me.chunsheng.hongbao.R;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

package me.chunsheng.hongbao.utils;

import