By Jennifer Sieg Ambition A.M. meets Nick Showering, brand manager at Somerset-based Showerings Cider, to look at how the 180-year-old fine cider brand is climbing its way to the top of anevolving market with family values at its core. You’ve probably already spotted a public transport advertisement for an English cider brand – whether it be Inch’s or Strongbow – at least once this morning on your way into work. What you won’t find yourself staring at during your early-morning commute, however, is a bulletin board persuading you to purchase the 180-year-old family-run fine cider brand, Showeri…