Richard Taylor made 71 Scottish Premiership appearances for St Mirren [Rex Features]Bolton Wanderers have signed St Mirren defender Richard Taylor on a three-year deal and Felixstowe & Walton United forward Charlie Warren for an undisclosed fee on an initial two-year deal.Taylor, 24, scored two goals in 41 games for the Scottish Premiership side last season.Warren, 24, scored 34 goals for the eighth-tier Isthmian League North Division side last season and also spent time on trial with Wander