100755 blob ffcbb025791f0ebac39f5520215ea938068373fe	install already installed uses it
100755 blob 82124e027ad08de1d603c0dd11e63e469ba56859	install from binary
100755 blob fdb5c0ed05b18059f2bb8f2e3b05eb0fcd857d04	install from source
100755 blob df6670df794f7755a49fc6bfd4122e0ed726383c	install two versions and use the latest one
100755 blob 7758afe67a9f03b40f64f1ec7f4d962aa818d966	install version specified in .nvmrc from binary
100755 blob 189fffa5f06f4a9b23ad4cde871717f9be8f939c	install version specified in .nvmrc from source
100755 blob 50dc4e42b606ef3d9c566f67f7c823bfb27f4947	setup_dir
100755 blob 3f107c91fef7b663198b8ecdf37316b1525f47b8	teardown_dir