The years are brief, in which girls play with dolls. Blink your eyes and they are almost done. Even shorter, if you have a sporty girl who had no interest in anything girly until very recently. So colour me happy and a wee bit shocked too when this one – who has been christened sporty spice, bug, two foot tornado and Hurricane Ainsley at various points in her short nine years – decided she was a doll girl. She is prone to these whiplash about turn moments now as a young almost tween. So, when I was invited to an American Girl event this year I was thrilled to take…