-CPDF now checks that the font cache folder is writable before creating a cache file
-CPDF now checks that the font cache folder is writable before creating a cache file

git-svn-id: b31ceac1d759b3771e0bab247dec50e2f8c5649e@253 8e70de24-3a84-11de-b438-597f59cd7555

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