A Tory Minister is involved in an extraordinary row over claims that taxpayers’ money was used to fund gay sex parties. The politician is said to have been in a feud with a senior party official accused of using dating app Grindr to invite gay MPs and activists to his suite at the Conservative Party conference. The £70,000-a-year official, who is not an MP, has also been accused of bullying staff and being drunk on duty. He was disciplined after a formal investigation. …