updated Lithuanian translation
Merge pull request #228 from gymka/master

Updated Lithuanian translation
Merge pull request #227 from fiacobelli/master

changed filetypes.latex to add Bibtex compilation
Update Doxyfile.in for newer doxygen versions

Automatic config file update by running 'doxygen -u'. All previous settings are
kept but old, deprecated settings were removed to avoid annoying warnings
when executing doxygen (e.g. on the nightly cronjob to update the API docs
on geany.org).
Furthermore, the update tool added a lot of comments above the options,
which is probably good.
added for bibtex