-Avoid explicit mkdir -p
-Be less picky about directory schemes and names (check underlying info rather than name)
-Avoid '/' in names when xCAT generates name so as not to be problematic with filenames
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@7309 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
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