Log Message:
-----------
increase default min perl version except in cases we shipped it as part of the release.
Modified Files:
--------------
    mports/Mk/extensions:
        perl5.mk (r1.11 -> r1.12)
        (http://cvsweb.midnightbsd.org/mports/Mk/extensions/perl5.mk?r1=1.11&r2=1.12)