040000 tree d2a892d1c0c2ae741f7bdb49ed55eeb281be48eb	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 18e2e078141b0ed2fe18fe5590e3c42005958f8d	proto
040000 tree f86cbd12b7a9989cc791cca815273462c37a712d	types