040000 tree e89e48c00a27e81265f702e7f49f7b87da4b2783	api
040000 tree 0b3637bc5f410cf3e455419d947144c077803e68	common
040000 tree 2a76585803cf4cb937921dc53f9ebcc2d2c5d3f1	ext
040000 tree 9603f40ca8c549da9e7df52fdb1ff942caddcbb1	private