docs: describe args for multiple hm2_7i43 cards

Update the manpage to show that the ioaddr and ioaddr_hi arguments
(and the others) all take arrays, not single scalars.

Thanks to Peter Wallace for the bug report.
m61 test: remove dead code

Remove old unused code from the halui-jogging test that was the source
i copied this test from.
build probe-parport on all kernels

The Makefile used to have a check to not build probe_parport unless we
were on a 2.6 kernel, but that check was from back in the 2.4/2.6 days
when we still supported the 2.4 kernel.  We now support 2.6 and later,
and should build probe_parport on everything.
hm2: ensure in-order, 32-bit aligned pci transfers

This works around a problem with memcpy() in the 3.x linux kernel.

Thanks to Peter Wallace for the fix.
Merge remote branch 'origin/v2.5_branch'