040000 tree 3bd074628f0ddf638ac68beb06e1ef0494892e3a	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 88d30ba0af226c6e8288832037d70d8e50619d66	proto
040000 tree 40becac4c305465fc080ffc67a86ba32ee04cc9a	types