Worksheet view improvements, TODO switch back to production server

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26901 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Use the "correct" size for applets -- size in HTML does not match size in data-param due to some bugs

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@26902 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e