修改QQ与新浪微博登录的回调地址为http（登录失败的bug）

Code Review By Rock Zhang

@@ -5,7 +5,7 @@ defined('SITE_MAIN') || define('SITE_MAIN', $_SERVER['HTTP_HOST']);
 return array(
     'appid' => '100229394',
     'appkey' => 'c0af9c29e0900813028c2ccb42021792',
-    'callback' => SITE_MAIN . '/passport/login/qqcallback',
+    'callback' => strtr(SITE_MAIN, array('//' => 'http://')) . '/passport/login/qqcallback',
     'scope' => 'get_user_info,add_share,upload_pic,get_idollist,get_fanslist',
     'errorReport' => true,
 );

@@ -5,5 +5,5 @@ defined('SITE_MAIN') || define('SITE_MAIN', $_SERVER['HTTP_HOST']);
 return array(
     'appId' => '3739328910',
     'appKey' => '9d44cded26d048e23089e5e975c93df1',
-    'appCallbackUrl' => SITE_MAIN . '/passport/login/sinacallback',
+    'appCallbackUrl' => strtr(SITE_MAIN, array('//' => 'http://')) . '/passport/login/sinacallback',
 );