After failing to feature in any of Rangers’ last 15 Scottish Premiership games, the Ibrox ace may have felt as if the ship had sailed as far as his European Championship hopes were concerned. Not so. Despite a season ruined by injury, despite the uncertainty surrounding his future at club level, and despite his advancing age, the Rangers man was selected after all. Well, we say despitehis age. The 32-year-old appears to have been given the nod by Scotland boss Steve Clarke because of his age. Or, if you like, his ‘experience’. Some of Ryan Jack‘s finest performances in Rangers colours have com…