removed unused functions
added copyright stuff


git-svn-id: https://ilk.uvt.nl/svn/sources/libfolia/trunk@15849 12f355fe-0486-481a-ad91-c297ab22b4e3
tags


git-svn-id: https://ilk.uvt.nl/svn/sources/libfolia/trunk@15850 12f355fe-0486-481a-ad91-c297ab22b4e3