MidPoint Find the midpoint of a line. npm install midpointto use midPoint([[0,0], [1,1], [2,2]]);// -> returns [1, 1] midPoint([[0,0], [1,1], [2,2], [3,3]]);// -> returns [1.5, 1.5] midPoint([[0,0], [1,1], [3,3]]);// -> returns [1.5, 1.5]