wikipedia indexing: go back to Lucene 4.1, as Luke doesn't support 4.2 yet; change the approach to fast indexing/search: all matches are now considered potential matches - we ignore more tokens so we get more matches, but this way we can avoid most ".*" regex queries which lead to timeouts

git-svn-id: https://languagetool.svn.sourceforge.net/svnroot/languagetool/trunk/languagetool@9726 2fe6a88b-1217-0410-b804-ba6ed01314b8