Thirty years ago, 25 people were killed trying to escape the Oakland Tunnel Fire, which swiftly engulfed neighborhoods in the hills.  Since then, many residents have rebuilt in those neighborhoods, which remain under higher risk of fire.  In the next few months, the Oakland City Council will consider a proposal put forth by the Planning Commission that some worry doesn’t go far enough in restricting development in the hills, where narrow, winding roads still pose challenges as escape routes.  The…