Merge from upstream NuttX

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5166 42af7a65-404d-4744-a932-0658087f49c3

apps/ChangeLog.txt

@@ -329,4 +329,10 @@
 	  discussed at http://www.drdobbs.com/web-development/\
 	  an-embeddable-lightweight-xml-rpc-server/184405364.  Contributed by
 	  Max Holtzberg.
-
+	* apps/netutils/uip_listenon.c:  Logic in uip_server.c that creates
+	  the listening socket was moved to this new file to support re-use.
+	  Contributed by Kate.
+	* apps/netutils/webserver/httpd.c:  The option CONFIG_NETUTILS_HTTPD_SINGLECONNECT
+	  can now be used to limit the server to a single thread.  Option
+	  CONFIG_NETUTILS_HTTPD_TIMEOUT can be used to generate HTTP 408 errors.
+	  Both from Kate.

apps/system/Makefile

@@ -68,3 +68,4 @@ distclean: clean
 	@for dir in $(INSTALLED_DIRS) ; do \
 		$(MAKE) -C $$dir distclean TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)"; \
 	done
+