log plot problems

Jin-chung> Hi: I encounter the following problems, most are
    Jin-chung> related to log plots. I am using version 0.54.1 on
    Jin-chung> Solaris. Did I miss something trivial?

Hi Jin-chung,

I think I have all these problems sorted out now. If you would like
to test them, the latest snapshot is here


Thanks for the detailed examples!