Enable area and slope tools in Touch

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28705 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Another attempt to fix JavaFX


git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28706 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e