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

[Andrew Cagney]

New commits:
commit 6e1046bc1a7f8b2a3c851dd0a50aa4b1d36da2ea
Merge: a8b2963 f5bde2f
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sun Sep 29 10:13:06 2019 -0400

    ip: add more structure wrappers
    
    Merge commit 'f5bde2f585'

commit f5bde2f5853d4e9d09721921e2b076e042140a19
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu Sep 26 11:24:55 2019 -0400

    ip: add subnet_from_{address,endpoint}() test

commit 590290d45a714eff0c7df4e70943484648549a7e
Author: Andrew Cagney <cagney at gnu.org>
Date:   Wed Sep 25 17:07:26 2019 -0400

    ip: add subnet_contains_{all,no}_addresses(), test
    
    Since subnets are like sets, use "contains".
    Use names consistent with ip_info.subnet_{all,no}_addresses.

commit b144d1dc737538f8acc118e7d504a4da3937c310
Author: Andrew Cagney <cagney at gnu.org>
Date:   Fri Sep 13 10:34:22 2019 -0400

    ip: add update_{endpoint,subnet}_nport(), test