Changes from 0.1 to 0.2 ----------------------- * HsHyperEstraier now requires GHC 6.8.1 * Removed dependency: encoding * Added dependency: utf8-string * Changed the type of Text.HyperEstraier.Database.getDocIdByURI from getDocIdByURI :: Database -> URI -> IO DocumentID to getDocIdByURI :: Database -> URI -> IO (Maybe DocumentID)