/// <summary>
 /// Delete list of objects from database.
 /// </summary>
 /// <param name="entityList"></param>
 public async Task <bool> Delete(List <T> entityList)
 {
     return(await DeleteRepository.Delete(entityList));
 }
 /// <summary>
 /// Delete single object from database.
 /// </summary>
 /// <param name="entity"></param>
 public async Task <bool> Delete(T entity)
 {
     return(await DeleteRepository.Delete(entity));
 }