By Scott Trotter Jonny Bairstow was left in tears as Joe Root delivered a speech to commemorate the England international’s 100th Test outing. The final match of the tour of India in Dharamshala got underway on Thursday with little for England to play for with the hosts already holding an unassailable 3-1 lead. However, it will be a Test of significance for Bairstow, who had his family present to witness him earn his centenary cap almost 12 years on from making his Test debut versus the West Indies. Former England captain and Yorkshire teammate Root had the privilege of handing out the honour …