There is no subtool with one item. (Triangle must be fixed yet) (#4134)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32607 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Some cleaning and avoid using of deprecated method. (#4134)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32608 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
There is no triangle if there is no submenu. (#4134)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32609 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e