Redrow has delivered “record” half year results and other housebuilders have reported solid trading performances for last year.Wales-based Redrow said that during the six months to December 31 2014, it achieved a 92% increase in pre-tax profit to £91.2 million against the year before. Its legal completions increased 18% to 1,850 homes.Bovis Homes saw a “record year” of legal completions …