Hayden Panettiere’s “Nashville” mom, Sylvia Jefferies, said the late actress’s “demons” were “too much to bear” before her tragic death. “This hits deep. I’ve had to take the day to let the idea that Hayden is not with us, wash over me,” Jefferies wrote on Instagram Monday. “I shoot straight from the hip. At times, Hayden was not easy to be around. I remember calling her a downright tornado. But she was our tornado,” the “Eastbound & Down” alum added. “The sun that appears, the light mist that begins, the rain that gets heavier, the swirling of everything around her, and then the gentle tapering rain returns, along with the calm and sun…