What's going on between Israelis (including Israeli Arabs) and African refugees, and the prospects for more vigilante violence.  Here's my suggestion for preventing more vigilante riots like last night's in South Tel Aviv's Hatikva Quarter. One, put lots and lots of older, cooler-headed cops and soldiers on the southside, and in Eilat, Arad and every other place where there are large concentrations of African refugees. The main purpose is to deter further attacks on them, the other is to cool the locals' grotesquely inflated - though not entirely imagined - fear of getting murdered, raped or mugged by them. Two, the refugee population in south Tel Aviv and Eilat has to be drastically thinned out and relocated throughout the country,  to…