Fix build, add missing symbols, remove unknown ioctls etc.

Fix cinflicts created by import of latest lvm2tools LVM2-2-02-56.

Revert my commit which added knowledge about dm targets to libdevmapper,
this breaks abstraction. Because only lvmtools/lvmlib and device-mapper can
have knowledge about target mapping and libdevmapp

Revert my commit which added knowledge about dm targets to libdevmapper,
this breaks abstraction. Because only lvmtools/lvmlib and device-mapper can
have knowledge about target mapping and libdevmapper only passes requests
from lvmtools to kernel and back. Bump major library and driver version.

Requested by: yamt@

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Bump libdevmapper minor number, because of ioctl protocol change.

Import of lvm2tools 2.03.43 and libdevmapper 1.02.29. Needed to fix
haad-dm merge, because current lvm2tools sources are broken and will be
removed.