A new season at the snazziest modern stadium in England and something extremely welcome for Tottenham. A home win over domestic opposition. There were only four of them last season; three in the Premier League with the final one – over Everton on the last day – helping them to avoid relegation. Had they lost that, this Carabao Cup fixture against Charlton would also have been played in the Championship. Spurs needed this tonic for another reason – to begin the clean-up operation after Saturday’…