following mods:   - without arguments installs xrootd-<vers-num> in the current directory.   - build directory will be deleted by default, unless option -k or --keep     is specified.
following mods:
  - without arguments installs xrootd-<vers-num> in the current directory.
  - build directory will be deleted by default, unless option -k or --keep
    is specified.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@42034 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,dawehner/root,dawehner/root,dawehner/root,dawehner/root,dawehner/root,dawehner/root,dawehner/root