reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-multimedia/webp/libwebp_0.6.1.bb b/poky/meta/recipes-multimedia/webp/libwebp_1.0.0.bb
similarity index 91%
rename from poky/meta/recipes-multimedia/webp/libwebp_0.6.1.bb
rename to poky/meta/recipes-multimedia/webp/libwebp_1.0.0.bb
index e9d4d78..1a9679f 100644
--- a/poky/meta/recipes-multimedia/webp/libwebp_0.6.1.bb
+++ b/poky/meta/recipes-multimedia/webp/libwebp_1.0.0.bb
@@ -14,13 +14,12 @@
                     file://PATENTS;md5=c6926d0cb07d296f886ab6e0cc5a85b7"
 
 SRC_URI = "http://downloads.webmproject.org/releases/webp/${BP}.tar.gz"
-SRC_URI[md5sum] = "b49ce9c3e3e9acae4d91bca44bb85a72"
-SRC_URI[sha256sum] = "06503c782d9f151baa325591c3579c68ed700ffc62d4f5a32feead0ff017d8ab"
+SRC_URI[md5sum] = "967b8f087cb392e6cc94d5e116a120c0"
+SRC_URI[sha256sum] = "84259c4388f18637af3c5a6361536d754a5394492f91be1abc2e981d4983225b"
 
 UPSTREAM_CHECK_URI = "http://downloads.webmproject.org/releases/webp/index.html"
 
 EXTRA_OECONF = " \
-    --disable-experimental \
     --disable-wic \
     --enable-libwebpmux \
     --enable-libwebpdemux \