Will Diskin crack Netanyahu's "good for security" armor? A review of public surveys on the Iran issue shows that even prior to the damning critique on Friday by Yuval Diskin, former head of the Internal Security Agency, the public already diverged sharply from the leadership's policy: Survey after survey, as I wrote in March, showed that only a minority – somewhere between 19 percent and 31 percent – favors a unilateral Israeli attack on Iran. The majority – at least half (here's a similar survey in Hebrew), and up to nearly two-thirds (Hebrew) – is against a unilateral attack. There are a few…