DltResNet audio extractor improvements

See merge request !36

Fix doc's index to show properly in bob/docs

See merge request !35

Generic trainer cleaned

See merge request !32

[script] corrected the call to GenericTrainer in train_generic script: removed the batch_size argument

Standardize conda recipe

See merge request !34

Mc deep pixbis

See merge request !30

Resolve "Config files should be removed from the package"

Closes #12

See merge request !29

cleaning

See merge request !27