040000 tree bb1272afd2ccfcc100fe57e15091845864fec22e	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 2cd555dbd69348b562cb928711102e68969d5036	proto
040000 tree 1a9c9713a21738b5f542f5c6ace6e06123249f8b	types