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+ERP5Subversion
+
+  ERP5Subversion provides a Subversion interface. This product
+  depends on "pysvn":http://pysvn.tigris.org/.
+
+  To use this product, you must make a directory named 'svn' under
+  your instance home, and check out repositories under the directory.
+  Note that you must make sure that Zope can write to the directory and
+  sub-directories.