fix spelling in batch-norm class
fix spelling in batch-norm class

yuvrajsingh86/DeepLearning_Udacity,vinitsamel/udacitydeeplearning,0x4a50/udacity-0x4a50-deep-learning-nanodegree,msanterre/deep_learning,abhi1509/deep-learning,hdchan/deep-learning,d-k-b/udacity-deep-learning,udacity/deep-learning,hvillanua/deep-learning,JavascriptMick/deeplearning,mkowoods/deep-learning,guyk1971/deep-learning,gatmeh/Udacity-deep-learning,samirma/deep-learning,samirma/deep-learning,ktmud/deep-learning,0x4a50/udacity-0x4a50-deep-learning-nanodegree,luofan18/deep-learning,takahish/deep-learning,adrianstaniec/deep-learning,lukechen526/deep-learning,takahish/deep-learning,JasonNK/udacity-dlnd,oscarmore2/deep-learning-study,d-k-b/udacity-deep-learning,guyk1971/deep-learning,voyageth/udacity-Deep_Learning_Foundations_Nanodegree,ktmud/deep-learning,oscarmore2/deep-learning-study,adrianstaniec/deep-learning,oscarmore2/deep-learning-study,rishizek/deep-learning,gatmeh/Udacity-deep-learning,luofan18/deep-learning,hvillanua/deep-learning,jc091/deep-learning,voyageth/udacity-Deep_Learning_Foundations_Nanodegree,jc091/deep-learning,kiritisai/deep-learning-udacity,Bismarrck/deep-learning,JasonNK/udacity-dlnd,brandoncgay/deep-learning,scottquiring/Udacity_Deeplearning,lukechen526/deep-learning,georgebastille/deep-learning,scottquiring/Udacity_Deeplearning,quietcoolwu/deep-learning,gururajl/deep-learning,Bismarrck/deep-learning,rishizek/deep-learning,brandoncgay/deep-learning,scollins83/deep-learning,vinitsamel/udacitydeeplearning,jc091/deep-learning,kolaogun/deep-learning,zizouvb/deeplearning,fnakashima/deep-learning,abhi1509/deep-learning