#4256 Custom text stays until another item has selected.

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33446 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#4256 Code cleanup

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33447 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e