#3915: workaround wrong image name encoding

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30622 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
% LaTeX fixes

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30624 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
<Ctrl>2, <Ctrl>3 make axes bold, and other tweaks

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30625 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
remove ClosestPoint[path, point] (same as Distance[path, point])

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30626 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e