I might be talking utter bilge (Not for the first time: Ed) but Coventry City, by being relegated to League 2 last season, became the first team in the inaugural season of the Premier League to drop to that level. Even winning the Checkatrade Trophy last season could not paper over the cracks of relegation. Their finances over the last decade, under a series of opportunists, asset strippers, charlatans and scumbags, have suffered a similar decline. For a few seasons their holding company, Sky Blue Sports and Leisure Ltd, also included the activities of ProZone, which was under the club’s control when Ray Ranson (yes, that one) was in charge.…