Pro 12 hits the jackpot as TV companies rush for Super Saturday

• Five out of six matches to be televised as league finishes on a high• Play-off and Champions Cup places to be decided• Sam Warburton trusts home base yields benefits at World Cup and beyondThe blazers and committee men of the Celtic nations, or more precisely Ireland and Wales, may have started the season under a cloud after losing the argument about a revamped Europe, but they and their sponsors have hit pay dirt nine months and 126 league games later.All bar one of Saturday’s final round of games in the Pro12 league – Cardiff Blues, bottom of the pile of non-Italian sides, versus Zebre, wh…