040000 tree 44f6def2b5748b7203032d00e239c32261a66136	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 9cdd4fd9c57557bc29d594a078dfd0d3c53fddc3	proto
040000 tree f09ee1150e4bad60e63a72ac46352750a62bd0c4	types