#4337: ggb file saving in IE

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34109 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3392 XY table update

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34110 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e