fixed pyneo-resolvconf package installation

pyneo-rootfs.sh

@@ -166,8 +166,10 @@ fi
 
 # install pyneo
 if $PYNEO; then
+	chroot $ROOTDIR apt-get install pyneod python-pyneo gsm0710muxd python-ijon pyneo-resolvconf dnsmasq netplug -qq --download-only --allow-unauthenticated
+	# an existing resolv.conf will prompt the user wether to overwrite it or not so delete it
 	rm $ROOTDIR/etc/resolv.conf
-	chroot $ROOTDIR apt-get install pyneod python-pyneo gsm0710muxd python-ijon pyneo-resolvconf dnsmasq netplug -qq --force-yes
+	chroot $ROOTDIR apt-get install pyneod python-pyneo gsm0710muxd python-ijon pyneo-resolvconf dnsmasq netplug -qq --no-download --allow-unauthenticated
 
 	# let netplugd manage usb0
 	echo usb0 >> $ROOTDIR/etc/netplug/netplugd.conf