Top Tories demanded Brexit be completed as soon as possible today to avoid a catastrophe for the party after it was utterly humiliated by voters who subjected it to its worst ever election defeat. As Sajid Javid became the ninth MP to declare they were running for Tory leader a host of MPs vying to replace Theresa May broke cover to warn of a Conservative collapse as it finished fifth on 9 per cent behind the Greens. After Nigel Farage’s Brexit Party gobbled up votes to come top in the contest and consign the Conservatives to the worst result in their history, leadership favourite Boris Johnson delivered a stark message that they must listen to the ‘millions who voted for change’. The leadership front runner – who was pictured today with his girlfriend Carrie Symonds – said the rout last night in the polls after months of chaos and bitter infighting will become a ‘permanent haemorrhage’ of voter support unless the party takes dramatic action to win back furious Brexiteers. Nigel Farage today warned the Tories he will wipe them out at a general election unless they push through Brexit by Halloween – after securing a stunning triumph in EU…