Changes to Initialize interactive session

removed the success response with the status 204

api tag Session added

added the non-success response with the status 101

added the non-success response with the status 400

added the non-success response with the status 500

api tag Session removed

removed the non-success response with the status 101

removed the non-success response with the status 400

removed the non-success response with the status 500

added the success response with the status 204

added the media type application/vnd.docker.raw-stream for the response with the status 400

added the media type application/vnd.docker.raw-stream for the response with the status 500