Allow object properties in applets

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@37578 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
[giac] parse (f)solve() -> NaN

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@37579 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e