040000 tree b077faa647abd028d112e37413567e971401e2a9	common
040000 tree aed6f407b44b3bff97f2e76e8fb5d7773481db5a	import
040000 tree 7720b2b210b0e0ab09d75784dc7c0cfe069d0879	proto
040000 tree 0e7d92d8d75a898e0b43ac1461c2de6487279fc4	types