040000 tree d4caf1768707fd56de8f62fcfdf6a730f03a8114	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree aacc01895c45648fb9c0f47f07e590c60811990e	proto
040000 tree 395af95365cad4828bda1160c2b629d7cf51c587	types