DB, TMeaning, TWikiText

1. add .htaccess for charset
2. global vars to const
3. new classes DB, TMeaning, TWikiText,
4. new version of DB (2014-09-14)
5. added constucts and new methods for TLangPOS, TRelationType
6. updated or added new methods for TLang, TPage, TPOS
7. updated example list_hypo