Updated traditional Chinese translation (by Wayne Su)

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@935 ef8490bc-f317-4725-81ed-e95a9aca1bcf
Mention changes to CN_TW in ChangeLog.

git-svn-id: svn+ssh://svn.code.sf.net/p/mcomix/code@936 ef8490bc-f317-4725-81ed-e95a9aca1bcf