040000 tree b740b32b4c2d3287c8ffa9dd301c05b096f6912c	common
040000 tree 3303fd6282277ecd651939c302776c1c25f2199c	import
040000 tree e68bd5e4f3e75324146e96f9b8e30336abafdc7b	proto
040000 tree b4b5be6be4752589537238237748b5c8a2d5018a	types