Suppress refresh and sync during import

app/src/main/java/org/tasks/backup/TasksJsonImporter.java

@@ -1,5 +1,7 @@
 package org.tasks.backup;
 
+import static com.todoroo.astrid.dao.TaskDao.TRANS_SUPPRESS_REFRESH;
+import static com.todoroo.astrid.data.SyncFlags.GTASKS_SUPPRESS_SYNC;
 import static org.tasks.backup.TasksJsonExporter.UTF_8;
 import static org.tasks.data.Place.newPlace;
 
@@ -13,6 +15,7 @@ import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.todoroo.andlib.utility.DialogUtilities;
 import com.todoroo.astrid.dao.TaskDao;
+import com.todoroo.astrid.data.SyncFlags;
 import com.todoroo.astrid.data.Task;
 import java.io.FileNotFoundException;
 import java.io.IOException;
@@ -179,6 +182,8 @@ public class TasksJsonImporter {
           skipCount++;
           continue;
         }
+        task.putTransitory(TRANS_SUPPRESS_REFRESH, true);
+        task.putTransitory(GTASKS_SUPPRESS_SYNC, true);
         taskDao.createNew(task);
         long taskId = task.getId();
         String taskUuid = task.getUuid();