KfW GUI -- abbreviate durations

Map days -> d; hours -> h; minutes -> m

Signed-off-by: Kevin Wasserman <kevin.wasserman@painless-security.com>

https://github.com/krb5/krb5/commit/d3bad500077b597b28864abdbe003dbb99ffcc90
Author: Kevin Wasserman <kevin.wasserman@painless-security.com>
Committer: Ben Kaduk <kaduk@mit.edu>
Commit: d3bad500077b597b28864abdbe003dbb99ffcc90
Branch: master
 src/windows/leash/LeashView.cpp |   18 ++++--------------
 1 files changed, 4 insertions(+), 14 deletions(-)