( cd usr/share/vis ; rm -rf lexer.lua )
( cd usr/share/vis ; ln -sf lexers/lexer.lua lexer.lua )
( cd usr/share/vis/themes ; rm -rf default-16.lua )
( cd usr/share/vis/themes ; ln -sf dark-16.lua default-16.lua )
( cd usr/share/vis/themes ; rm -rf default-256.lua )
( cd usr/share/vis/themes ; ln -sf zenburn.lua default-256.lua )
