tests: re-add (glob) for $LOCALIP matches
This should fix most of the failing tests on the FreeBSD builder,
since it has no 127/8 series IP as a side effect of being trapped in a
jail.
Differential Revision: https://phab.mercurial-scm.org/D1552
py3: make sure the first argument of time.strftime() is str
time.strftime() does not accepts bytes as its first argument on py3.
Differential Revision: https://phab.mercurial-scm.org/D1559