subrepo: use code from
71ea5b2b9517 only if Python needs it (
issue2795)
With Python >= 2.6 the original code already works correct, therefore the
fix for
issue2556 on Python <= 2.5 broke relative subrepositories with
newer versions of Python.
sslutil: extracted ssl methods from httpsconnection in url.py
This makes it easier to share ssl cert validation with other http
implementations.
check-code: fix checking for sh style in .t tests
Restore checks after they were disabled by
64de9ca66511.