lua: Add parse_stream method to simplexml
lua: Add parse_stream method to simplexml

Add a function to simplexml that allows parsing a
stream, which the module already does but
is not exposing this at all, for no obvious
reason.

Signed-off-by: Jean-Baptiste Kempf <7b85a41a628204b76aba4326273a3ccc74bd009a@videolan.org>

xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc,xkfz007/vlc