This is the time spent sleeping when log reads reach EOL.

To get the management address and secret file path, if necessary.

admin now does not depend on any packages outside the standard Go
distribution. Clients can use vsm the get the management address
and the secret file, but they are no longer forced to import it.

Moving code to extract data from byte slices into bytesconv.go.

Setting tx levels within a group is not implemented yet. The code
lacks error checking, and is presently rather dreadful. But tests
pass.

strconv.Atoi(string([]byte)) causes the temporary string to escape
to the heap. This way we stay with a byte slice that does not escape.