Designbugfix for Android app

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26955 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
XML saving refactored to work in Touch better

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26956 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e