Remove image_shape max pool argument.
Merge pull request #958 from dwf/max_pool_fix

Remove image_shape max pool argument.
Merge remote-tracking branch 'coline/cdevin_reorder' into NLP
Merge remote-tracking branch 'coline/cdevin_reorder' into NLP
Merge remote-tracking branch 'coline/cdevin_reorder' into NLP
add attr _iter_num_batches to H5shuffle constructor
Merged NLP