add notebook for softmax linear classifier
add notebook for softmax linear classifier

mindis/2015Talk-DeepLearn-CNN,ccwang002/2015Talk-DeepLearn-CNN,mindis/2015Talk-DeepLearn-CNN,mindis/2015Talk-DeepLearn-CNN,ccwang002/2015Talk-DeepLearn-CNN,ccwang002/2015Talk-DeepLearn-CNN