KWSys 2021-04-14 (7ab1c601)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit 7ab1c60177e76707fbdd462fdbf7304ad2532edc (master).

Upstream Shortlog
-----------------

Brad King (11):
      85e76a10 Status: Add class to hold an OS-specific status of a system operation
      eec0add2 Directory: Return Status from Load
      955e7c1e SystemTools: Return Status from RemoveFile and RemoveADirectory
      c5a99e59 SystemTools: Return Status from GetPermissions and SetPermissions
      fadfd7a0 SystemTools: Return Status from Touch
      06216f0b SystemTools: Return Status from FileTimeCompare
      ab198a22 SystemTools: Return Status from GetShortPath
      2446b205 SystemTools: Return Status from MakeDirectory
      6aec6af9 SystemTools: Return Status from ChangeDirectory
      0664553b SystemTools: Return Status from copy operations
      a95f61cf SystemTools: Return Status from symlink operations
9 files changed