package: use libxmljs instead of sax.
package: use libxmljs instead of sax.

jerson/NodObjC,mralexgray/NodObjC,telerik/NodObjC,jerson/NodObjC,jerson/NodObjC,TooTallNate/NodObjC,telerik/NodObjC,TooTallNate/NodObjC,mralexgray/NodObjC