040000 tree 2a15bf35e93caa60db6991d0ecb0561fabfa0b1d	common
040000 tree 052b4b1f2eaecf795358cf796042c7aa7f03ac80	import
040000 tree 2bd71c8d96762b7227cefbf5812875497c40173c	proto
040000 tree bf0b6ca6d0a1ddf18282631f1f288bd9832f8605	types