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

[Andrew Cagney]

New commits:
commit e055308ee3054dfa7441f9a9c41354d678f17abb
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sat Apr 18 19:39:19 2020 -0400

    time: eliminate pri_deltatime()

commit 55fa242bdccd0345539611967d21cd7ede6c12ce
Author: Andrew Cagney <cagney at gnu.org>
Date:   Sat Apr 18 19:22:00 2020 -0400

    time: add deltatime_sub() et.al.