kes Implement heap size display in status for all daemons.

kes  Attempt to fix MySQL db open memory loss (not successfull).
kes  Don't set SIGKILL and SIGSTOP neither can be trapped.
kes  Eliminate memory loss in MySQL (possibly other SQLs) during
     Query. This looks like a MySQL but but by doing extra releases,
     the memory goes away.  This should fix bug #847.