040000 tree 7d3138e42bce303eafe825abadbd0766056dd6e0	common
040000 tree b3587ef6a740085fd9d1aca39fcd3deccafecbf5	import
040000 tree 2b676bf8a945f1886d38cc6336975490a216428a	proto
040000 tree b5aceb6ba1624cd16973da22593502a48e695a36	types