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

[Andrew Cagney]

New commits:
commit 520fdb0bddb49b4d7dddd065d1e01b0562e40ba2
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu May 28 12:41:44 2020 -0400

    xfrm: clean up code packing to/from selectors and xfrm messages

commit b78351fa677609252f11bbee041230b342725b16
Author: Andrew Cagney <cagney at gnu.org>
Date:   Thu May 28 12:40:48 2020 -0400

    ip: add protoport2()

commit ed2a2d64a6eb252b5dc2a758f54fab7396160c5a
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sun May 31 09:21:54 2020 -0400

    ip: add selector_nport()