def destroy(force=false)
      unless exists?
        raise ContainerError, "Container does not exist."
      end

      if running?
        if force == true
          stop
        else
          raise ContainerError, "Container is running. Stop it first or use force=true"
        end  
      end

      run("destroy")

      !exists?
    end
def destroy(force=false)
      unless exists?
        raise ContainerError, "Container does not exist."
      end

      if running?
        if force == true
          stop
        else
          raise ContainerError, "Container is running. Stop it first or use force=true"
        end  
      end

      run("destroy")

      !exists?
    end
Destroy the container
 @param [Boolean] force force destruction
 @return [Boolean] true if container was destroyed

 If container is running and `force` parameter is true
 it will be stopped first. Otherwise it will raise exception.