New transparent sliders

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33426 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Allow CAS comments broader than 30px

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33427 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e