modified:   Makefile
	new file:   misc/request.c
	new file:   misc/request.h
	new file:   misc/sds.c
	new file:   misc/sds.h
	new file:   misc/util.c
	new file:   misc/util.h
	modified:   redisflow.c
	deleted:    redisflow.h
	deleted:    utils.c