Remember the days of the Cold War, when Soviet and American diplomats would slyly meet in D.C. restaurants to share some moo shu in between bringing the world to the edge of nuclear annihilation? It seems the days of Spy vs. Spy aren’t as far in the past as we’d like to think. As you’ve no doubt heard, on March 1 Paul Joyal, an expert on Russian intelligence, was shot outside his Adelphi, Maryland home,…