Changed to use unicode mode and Unicode character properties in preg_replace() and MultiByte class.  UTF-8 characters should be supported in post slug and tag now.
Changed to use unicode mode and Unicode character properties in preg_replace() and MultiByte class.  UTF-8 characters should be supported in post slug and tag now.


git-svn-id: d0e296eae3c99886147898d36662a67893ae90b2@2430 653ae4dd-d31e-0410-96ef-6bf7bf53c507

dragonmantank/Habari,dragonmantank/Habari,dragonmantank/Habari