update buildroot to 2017.02.11

bsp/buildroot-2017.02.11/package/leveldb/0001-Fix-compilation-with-g-4.8.2.patch

@@ -0,0 +1,31 @@
+From 8a8016f6d2af335ab205aa40d5274fc9b0c7a566 Mon Sep 17 00:00:00 2001
+From: Steve James <ste@junkomatic.net>
+Date: Sun, 5 Apr 2015 16:29:51 +0200
+Subject: [PATCH 1/2] Fix compilation with g++ 4.8.2
+
+Where db_iter.cc fails to get a typedef for ssize_t when compiled by
+GCC.
+
+Upstream-Status: Submitted [https://github.com/google/leveldb/issues/233]
+
+Signed-off-by: Steve James <ste@junkomatic.net>
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+---
+ db/db_iter.cc | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/db/db_iter.cc b/db/db_iter.cc
+index 3b2035e..c2e5f35 100644
+--- a/db/db_iter.cc
++++ b/db/db_iter.cc
+@@ -13,6 +13,7 @@
+ #include "util/logging.h"
+ #include "util/mutexlock.h"
+ #include "util/random.h"
++#include <sys/types.h> // for ssize_t
+ 
+ namespace leveldb {
+ 
+-- 
+2.1.0
+