before adding callback to udp_listener

Signed-off-by: aLekSer <gdocse@gmail.com>
callback object edition - compiled good
callback mechanism correction

Signed-off-by: aLekSer <gdocse@gmail.com>
some modifications

Signed-off-by: aLekSer <gdocse@gmail.com>
only leak errors

Signed-off-by: aLekSer <gdocse@gmail.com>
push_quote_h from push_trade_h

Signed-off-by: aLekSer <gdocse@gmail.com>