In our recent rundown of the Very Best’s forthcoming MTMTMK, due July 17 via Moshi Moshi/Cooperative Music, we emphasized as best we could the jubilant, irrepressible nature of its predecessor, 2009’s Warm Heart of Africa. But the new work doesn’t flag. In fact, as evidenced by “We Ok,” a Pan-African pat-on-the-ass featuring K’naan, Esau Mwamwaya and Johan Hugo have upped the uplift.