Log Message:
Update contao32 to 3.2.18 (Contao 3.2.18).

* pkgsrc change: change config directory's permission.

Version 3.2.18 (2015-01-30)
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### Fixed
Handle variables and functions when importing style sheets (see #7448).

### Fixed
Fix an infinite recursion problem in the `FilesModel` class (see #7588).