nschense/alnn_rewrite: Rewrite of the previous alnn code. @ ef6fea17e28dc567dbbf95e5292576fcafb7177f

Nicholas Schense ef6fea17e2 training works now!		3 月之前
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cnn.py	b7634119c8 Inital commit for rewrite	4 月之前
layers.py	ef6fea17e2 training works now!	3 月之前