change \right} to \right\} (http://forge.scilab.org/index.php/p/jlatexmath/issues/749/)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@23730 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
remove debugging

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@23731 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
deselecting objects and initialing for undo/redo

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@23733 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e