**     Show the contents of a stash as a diff against its baseline.
**     With gshow and gcat, gdiff-command is used instead of internal
**     diff logic.
**
**  fossil stash pop
**  fossil stash apply ?STASHID?
**
**     Apply STASHID or the most recently created stash to the current
**     working checkout.  The "pop" command deletes that changeset from
**     the stash after applying it but the "apply" command retains the
**     changeset.
**
**  fossil stash goto ?STASHID?
**
**     Update to the baseline checkout for STASHID then apply the