t5800: use skip_all instead of prereq
t5800: use skip_all instead of prereq

All tests require python 2.4 or higher.

Signed-off-by: Sverre Rabbelier <91e3618f486cb75969cf54d52cb06350cfe172f2@gmail.com>
Acked-by: Jeff King <696e3fbcf235d40b6ea1ebd61c87cbea79d444e7@peff.net>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git