SPRINGFIELD — Amid a historic surge in opioid deaths, Gov. Bruce Rauner has signed off on a task force aimed at decreasing such overdoses by one-third.And a key part of the plan, revealed this week, could be an increase in drug courts.A 53-page blueprint unveiled on Wednesday outlines nine key strategies for reducing the projected number of opioid deaths in 2020 by 33 percent. One of those strategies is to decrease the number of deaths of individuals after their release from correctional facilities. Another is to …