patch applied (packages/directory): Fixed permission setting in copyFile

[Sven Panne]

Sun Sep  2 05:55:21 PDT 2007  sven.panne at aedion.de
  * Fixed permission setting in copyFile
  Copy the permissions to the *temporary* file before moving it, no to the
  probably non-existing real destination file. Before this fix, "try" silently
  wiped this bug under the carpet, leading to silently broken permissions.

    M ./System/Directory.hs -1 +1