refined colorbar and linestylebar

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27624 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
refined captionbar

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27625 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e