Log Message:
Upstream has once again released (or "relased") a new version without
a new version number. New DIST_SUBDIR, bump PKGREVISION to 2.

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                      Relase notes for SZIP 2.1
                          July 14, 2010

Bug fixes:

   -- None.

New features:

   -- CMake support added, which allows for shared or static builds.