ref: f5bb097efa323f274022c11f1944a91f53282f74
dir: /circle.yml/
dependencies: pre: - sudo apt-get update; sudo apt-get install make sox pkg-config libavcodec-dev libavformat-dev libavresample-dev libavutil-dev libsndfile1-dev libsamplerate-dev test: pre: - make create_test_sounds override: - nose2 -v