* Upload python speech sample draft
* Add function doc strings
* Add the ability to save results to a file
* Add a plugin configuration for GNA to get better accuracy
* Add errors calculation (comparison with a reference)
* Fix flake8 issues
* Add ability to run in hetero mode
* Add ability to load and save numpy format files (.npz)
* Add an error for wrong file extensions & update help message
* Add import and export GNA model options
* Add -we option to export embedded gna model
* Add readme
* Add -oname command line option (Layer names for output blobs)
* Add -iname command line option (Layer names for input blobs)
* Add info about -iname option to README.md
* doc: update readme, fix style
* Add a state reset between inferences
* add reset API to speech README
* doc: remove extra output from README
* remove onnx and TODO, format output
* Add an else branch to the if statement that checks a utterance data type
* Add dummy data for inference if a number of vectors < batch size
* Split the sample into separte files
Co-authored-by: Kate Generalova <kate.generalova@intel.com>