040000 tree 28074b28ab27373e28844466332ecd4ecce235d1	common
040000 tree 94a6510d4b32df7f5f291fc7e72a8243eff40540	serialization
040000 tree e80b7f171950ebb7def203a1f955e7761d6eb554	support
040000 tree 3e070cc38c855a183c100f804af2306b5597edae	transport
040000 tree ca9322689412bda7d4136185cf4224c150c4762f	util