scaling circles (web)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36364 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Download filename fix

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36365 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e