Update buidlroot to version 2016.08.1

bsp/buildroot/package/nginx/0004-auto-lib-libxslt-conf-use-pkg-config.patch

@@ -0,0 +1,31 @@
+From 211b9f19a3a62826fadef55d2f89d6f66fbf4aa6 Mon Sep 17 00:00:00 2001
+From: Samuel Martin <s.martin49@gmail.com>
+Date: Thu, 29 May 2014 19:22:27 +0200
+Subject: [PATCH] auto/lib/libxslt/conf: use pkg-config
+
+Change to using pkg-config to find the path to libxslt and its
+dependencies.
+
+Signed-off-by: Martin Bark <martin@barkynet.com>
+---
+ auto/lib/libxslt/conf | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/auto/lib/libxslt/conf b/auto/lib/libxslt/conf
+index 3a0f37b..3c2a60e 100644
+--- a/auto/lib/libxslt/conf
++++ b/auto/lib/libxslt/conf
+@@ -12,8 +12,8 @@
+                       #include <libxslt/xsltInternals.h>
+                       #include <libxslt/transform.h>
+                       #include <libxslt/xsltutils.h>"
+-    ngx_feature_path="/usr/include/libxml2"
+-    ngx_feature_libs="-lxml2 -lxslt"
++    ngx_feature_path="$(${PKG_CONFIG:=pkg-config} --cflags-only-I libxslt|sed 's/-I//g')"
++    ngx_feature_libs="$(${PKG_CONFIG:=pkg-config} --libs libxslt)"
+     ngx_feature_test="xmlParserCtxtPtr    ctxt = NULL;
+                       xsltStylesheetPtr   sheet = NULL;
+                       xmlDocPtr           doc;
+-- 
+2.8.2
+