Added note on compatibility with R 3.1 and a header
Added note on compatibility with R 3.1 and a header

mleeds95/food-inspections-evaluation,MountMcKinney/food-inspections-evaluation,ayacha/food-inspections-evaluation,mleeds95/food-inspections-evaluation,rajshah4/food-inspections-evaluation,zmon/food-inspections-evaluation,rajshah4/food-inspections-evaluation,ayacha/food-inspections-evaluation,MountMcKinney/food-inspections-evaluation,zmon/food-inspections-evaluation