[Swan-commit] Changes to ref refs/heads/master

[D. Hugh Redelmeier]

New commits:
commit 0f4cdd099a4522c930fbcf9ea0e268235cf2a70f
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Thu Aug 8 11:57:45 2019 -0400

    eroute, spi, spigrp commands: improve error_s
    
    - reduce scopes
    
    - declare with correct type (err_t)
    
    - rename as "e" since each scope is now tiny.
    
    Continues work started in ea46bc3cbed0a9d22372ada8e23f81d9c03a48e7