The ten-episode series “Borgarstjórinn” (“The Mayor”) follows comedian, former real-life Reykajvík mayor, and prior Grapevine cover model Jón Gnarr, as he returns to a role he knows quite well. However, this time round, cameras are rolling. Jón co-wrote the series with Hrefna Lind Heimisdóttir, Ólafur S.K. Þorvaldz…