jmessage_flutter 安卓还是经常连接超时？？

日志如下：

```
D/JIGUANG-JMessage(20122): [b] processIMData type : push_login_status_changed
D/JIGUANG-JMessage(20122): [RequestingThread] Action - onLoggedIn
D/JIGUANG-JCore(20122): [PushReceiver] onReceive - cn.jpush.android.intent.ACTION_REPORT_HISTORY
D/JIGUANG-JPush(20122): [PushReceiverCore] onReceive - cn.jpush.android.intent.ACTION_REPORT_HISTORY
I/JIGUANG-JMessage(20122): [RequestProcessor] start SyncCheck
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendRequestInternal - connection:, timeout:60000, threadId:10751
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendCommand
D/JIGUANG-JMessage(20122): [RequestingThread] request is [Requesting] - timeout:50000, times:1, request:[Request] - [JHead] - len:0, version:1, command:100, rid:12636, sid:5670, juid:25477377228
D/JIGUANG-JMessage(20122): [RequestingThread] Request params - cmd:100
D/JIGUANG-JMessage(20122): [b] processIMData type : im_response
D/JIGUANG-JMessage(20122): [ResponseProcessor] IMCMD:23
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendRequestInternal - connection:, timeout:60000, threadId:10751
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendCommand
D/JIGUANG-JMessage(20122): [RequestingThread] request is [Requesting] - timeout:50000, times:1, request:[Request] - [JHead] - len:0, version:1, command:100, rid:12638, sid:5670, juid:25477377228
D/JIGUANG-JMessage(20122): [RequestingThread] Request params - cmd:100
D/JIGUANG-JMessage(20122): [b] processIMData type : im_response
D/JIGUANG-JMessage(20122): [ResponseProcessor] IMCMD:39
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendCommand
D/JIGUANG-JMessage(20122): [RequestingThread] request is [Requesting] - timeout:260000, times:4, request:[Request] - [JHead] - len:505, version:1, command:100, rid:12634, sid:0, juid:0
D/JIGUANG-JMessage(20122): [RequestingThread] Request params - cmd:100
D/JIGUANG-JMessage(20122): [b] processIMData type : im_response
D/JIGUANG-JMessage(20122): [ResponseProcessor] IMCMD:3
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendRequestInternal - connection:, timeout:60000, threadId:10751
D/JIGUANG-JMessage(20122): [RequestingThread] Action - sendCommand
D/JIGUANG-JMessage(20122): [RequestingThread] request is [Requesting] - timeout:50000, times:1, request:[Request] - [JHead] - len:0, version:1, command:100, rid:12640, sid:5670, juid:25477377228
D/JIGUANG-JMessage(20122): [RequestingThread] Request params - cmd:100
I/JIGUANG-JMessage(20122): [RequestProcessor] SyncCheck stopped
W/JIGUANG-JMessage(20122): [ImBaseRequest] response code is handled,return from parse response.
E/JIGUANG-JMessage(20122): [CommonUtils] [getConversation] have not logged in!
W/JIGUANG-JMessage(20122): [MsgRequest] conversation is null!update message status failed !
D/JIGUANG-JMessage(20122): [b] processIMData type : im_response
D/JIGUANG-JMessage(20122): [ResponseProcessor] IMCMD:2
E/JIGUANG-JMessage(20122): [CommonUtils] [handleIMResponse] have not logged in!