040000 tree b077faa647abd028d112e37413567e971401e2a9	common
040000 tree aed6f407b44b3bff97f2e76e8fb5d7773481db5a	import
040000 tree 78012ffe033aecd0ce9db99a22a12fbe5813ae88	proto
040000 tree 79b9207a88a483fad3a319c0826411e6c607ec5e	types