added code to retrieve and cache LSA distances for sentences and paragraphs. ToDo: add to de CVS files
added code to retrieve and cache LSA distances for sentences and paragraphs.
ToDo: add to de CVS files


git-svn-id: 07d9bdd74fffd5eda37c6e62ee9baf080eccfd5a@16669 12f355fe-0486-481a-ad91-c297ab22b4e3

proycon/tscan,proycon/tscan,proycon/tscan