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/meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.38.0.bb b/meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.28.0.bb
similarity index 87%
rename from meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.38.0.bb
rename to meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.28.0.bb
index 48fc914..189f6ec 100644
--- a/meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.38.0.bb
+++ b/meta-openembedded/meta-gnome/recipes-gnome/metacity/metacity_3.28.0.bb
@@ -4,6 +4,8 @@
 LIC_FILES_CHKSUM = "file://COPYING;md5=b4cce53560b8e619ffa7c830fb8761aa \
                     file://src/include/main.h;endline=24;md5=72148ede07a6dadd01de6a882d20a9ad"
 
+PE = "1"
+
 DEPENDS = "gsettings-desktop-schemas startup-notification \
            gnome-doc-utils gdk-pixbuf-native \
            gtk+3 glib-2.0 libcanberra libgtop intltool-native"
@@ -21,6 +23,11 @@
 
 EXTRA_OECONF += "--disable-xinerama"
 
+PACKAGECONFIG ?= ""
+
+# enable as neccessary until new warnings are dealt with
+PACKAGECONFIG[werror] = "--enable-Werror,--disable-Werror,,"
+
 do_configure_prepend() {
     cd ${S}
     aclocal --install || exit 1