[giac] #2913 sort output of Solve/CSolve/NSolve/Solutions/NSolutions/CSolutions

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27662 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Properties panel can work again (#3546)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@27663 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e