This commit adds a man page for the vdsm-tool command line utility.

This commit adds the file vdsm-tool.1.in to the vdsm-tool directory,
updates the vdsm-tool make file and the vdsm spec file to include and
install the new man page for vdsm-tool to the /usr/share/man/man1 directory.

Change-Id: Ieb3e4ab7947a151a30ccc1c1a41e8df9d02d1d65
Signed-off-by: Andrew Dahms <andrewjdahms@gmail.com>
Reviewed-on: http://gerrit.ovirt.org/28196
Reviewed-by: Dan Kenigsberg <danken@redhat.com>
Tested-by: Dan Kenigsberg <danken@redhat.com>