BBC has said it will not proceed with projects involving Noel Clarke, the actor, director and screenwriter who in April was accused of sexual assault and bullying.Clarke, who has denied all claims except for one, accepting that he once made inappropriate comments about one woman for which he later apologised, saw his drama Bulletproof cancelled by Sky in May following the allegations.Now, the BBC, which was working an adaptation of Alex Wheatle’s YA novel Crongton Knights with Clarke’s