nuttcp: update download link and homepage

Fixes:
http://autobuild.buildroot.net/results/9b3/9b335d93fd1dba87a5c30923718e137f28b46867/

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/nuttcp/Config.in

@@ -4,4 +4,4 @@ config BR2_PACKAGE_NUTTCP
 	help
 	  nuttcp is a TCP/UDP network testing tool, much like iperf
 
-	  http://www.lcp.nrl.navy.mil/nuttcp/nuttcp.html
+	  http://nuttcp.net

package/nuttcp/nuttcp.mk

@@ -5,7 +5,7 @@
 ################################################################################
 
 NUTTCP_VERSION = 6.1.2
-NUTTCP_SITE = http://www.lcp.nrl.navy.mil/nuttcp
+NUTTCP_SITE = http://nuttcp.net/nuttcp
 NUTTCP_SOURCE = nuttcp-$(NUTTCP_VERSION).tar.bz2
 NUTTCP_LICENSE = GPLv2
 NUTTCP_LICENSE_FILES = LICENSE