去除Androidx，保证旧版本项目可用

modules/mogo-realtime/src/main/java/com/mogo/realtime/core/SimpleLocationCorrectStrategy.java

@@ -1,8 +1,7 @@
 package com.mogo.realtime.core;
 
 import android.os.SystemClock;
-
-import androidx.annotation.Keep;
+import android.support.annotation.Keep;
 
 import com.mogo.cloud.commons.utils.CoordinateUtils;
 import com.mogo.cloud.passport.MoGoAiCloudClient;

modules/mogo-realtime/src/main/java/com/mogo/realtime/core/UploadInTimeHandler.java

@@ -2,8 +2,7 @@ package com.mogo.realtime.core;
 
 import android.os.Handler;
 import android.os.Message;
-
-import androidx.annotation.Keep;
+import android.support.annotation.Keep;
 
 import com.mogo.utils.WorkThreadHandler;
 

modules/mogo-realtime/src/main/java/com/mogo/realtime/entity/CloudLocationInfo.java

@@ -3,7 +3,7 @@ package com.mogo.realtime.entity;
 import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
-import androidx.annotation.RequiresApi;
+import android.support.annotation.RequiresApi;
 
 import com.mogo.cloud.commons.utils.CoordinateUtils;
 

modules/mogo-realtime/src/main/java/com/mogo/realtime/socket/SocketHandler.java

@@ -16,8 +16,8 @@ import com.mogo.realtime.entity.MogoSnapshotSetData;
 import com.mogo.realtime.entity.OnePerSecondSendContent;
 import com.mogo.realtime.spi.RealTimeProviderImp;
 import com.mogo.realtime.util.MortonCode;
+import com.mogo.utils.GsonUtil;
 import com.mogo.utils.logger.Logger;
-import com.mogo.utils.network.utils.GsonUtil;
 import com.zhidao.ptech.connsvr.protocol.MogoConnsvr;
 
 import java.util.ArrayList;

modules/mogo-realtime/src/main/java/com/mogo/realtime/util/MogoLatLng.java

@@ -3,8 +3,7 @@ package com.mogo.realtime.util;
 import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
-
-import androidx.annotation.RequiresApi;
+import android.support.annotation.RequiresApi;
 
 import java.util.Objects;