update buildroot to 2017.02.11

bsp/buildroot-2017.02.11/package/matchbox-lib/0001-index-is-legacy.patch

@@ -0,0 +1,35 @@
+index() is a legacy function, not implemented in some uClibc
+configurations.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+---
+ libmb/mbexp.c  |    2 +-
+ libmb/mbmenu.c |    2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+Index: libmatchbox-1.9/libmb/mbexp.c
+===================================================================
+--- libmatchbox-1.9.orig/libmb/mbexp.c
++++ libmatchbox-1.9/libmb/mbexp.c
+@@ -492,7 +492,7 @@
+ 
+   /* get the family */
+ 
+-  if (index(spec, ',') != NULL || index(spec, '-') != NULL) 
++  if (strchr(spec, ',') != NULL || strchr(spec, '-') != NULL) 
+     has_comma_delim = True;
+ 
+   while (!got_family) {
+Index: libmatchbox-1.9/libmb/mbmenu.c
+===================================================================
+--- libmatchbox-1.9.orig/libmb/mbmenu.c
++++ libmatchbox-1.9/libmb/mbmenu.c
+@@ -433,7 +433,7 @@
+    {
+       s = p;
+       found   = NULL;
+-      while(index("/\0", *p) == NULL) p++;
++      while(strchr("/\0", *p) == NULL) p++;
+       if (*p != '\0') { *p = '\0'; p++; };
+ 
+       item = current->items;