reset upstream subtrees to HEAD

Reset the following subtrees on HEAD:
  poky: 8217b477a1(master)
  meta-xilinx: 64aa3d35ae(master)
  meta-openembedded: 0435c9e193(master)
  meta-raspberrypi: 490a4441ac(master)
  meta-security: cb6d1c85ee(master)

Squashed patches:
  meta-phosphor: drop systemd 239 patches
  meta-phosphor: mrw-api: use correct install path

Change-Id: I268e2646d9174ad305630c6bbd3fbc1a6105f43d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-sato/puzzles/files/fix-ki-uninitialized.patch b/poky/meta/recipes-sato/puzzles/files/fix-ki-uninitialized.patch
new file mode 100644
index 0000000..7218d62
--- /dev/null
+++ b/poky/meta/recipes-sato/puzzles/files/fix-ki-uninitialized.patch
@@ -0,0 +1,25 @@
+puzzles: avoid compiler unitialized variable error
+
+The compiler does not realize that we must go through the while()
+loop at least once, so we replace it with a for() loop.
+
+Upstream-Status: Pending
+
+Signed-off-by: Joe Slater <joe.slater@windriver.com>
+
+--- a/tree234.c
++++ b/tree234.c
+@@ -326,8 +326,11 @@ static void *add234_internal(tree234 *t,
+ 	return orig_e;
+     }
+ 
+-    n = t->root;
+-    while (n) {
++    /*
++     * We know t->root is not NULL.  The logic
++     * to break out of this is at the end of the loop.
++     */
++    for (n = t->root;;) {
+ 	LOG(("  node %p: %p/%d \"%s\" %p/%d \"%s\" %p/%d \"%s\" %p/%d\n",
+ 	     n,
+ 	     n->kids[0], n->counts[0], n->elems[0],