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-support/atk/atk_2.28.1.bb b/poky/meta/recipes-support/atk/atk_2.28.1.bb
new file mode 100644
index 0000000..26b13b6
--- /dev/null
+++ b/poky/meta/recipes-support/atk/atk_2.28.1.bb
@@ -0,0 +1,37 @@
+SUMMARY = "Accessibility toolkit for GNOME"
+HOMEPAGE = "http://live.gnome.org/GAP/"
+BUGTRACKER = "https://bugzilla.gnome.org/"
+SECTION = "x11/libs"
+
+LICENSE = "GPLv2+ & LGPLv2+"
+LIC_FILES_CHKSUM = "file://COPYING;md5=3bf50002aefd002f49e7bb854063f7e7 \
+                    file://atk/atkutil.c;endline=18;md5=6fd31cd2fdc9b30f619ca8d819bc12d3 \
+                    file://atk/atk.h;endline=18;md5=fcd7710187e0eae485e356c30d1b0c3b"
+
+# Need gettext-native as Meson can't turn off i18n
+DEPENDS = "gettext-native glib-2.0"
+
+GNOMEBASEBUILDCLASS = "meson"
+inherit gnomebase gtk-doc gettext upstream-version-is-even gobject-introspection
+
+GTKDOC_ENABLE_FLAG = "-Denable_docs=true"
+GTKDOC_DISABLE_FLAG = "-Denable_docs=false"
+
+GI_ENABLE_FLAG = "-Ddisable_introspection=false"
+GI_DISABLE_FLAG = "-Ddisable_introspection=true"
+
+EXTRA_OEMESON_append_class-target = " ${@bb.utils.contains('GI_DATA_ENABLED', 'True', '${GI_ENABLE_FLAG}', \
+                                                                                       '${GI_DISABLE_FLAG}', d)} "
+
+EXTRA_OEMESON_append_class-target = " ${@bb.utils.contains('GTKDOC_ENABLED', 'True', '${GTKDOC_ENABLE_FLAG}', \
+                                                                                     '${GTKDOC_DISABLE_FLAG}', d)} "
+
+SRC_URI_append = " \
+                   file://0001-meson.build-enable-introspection-for-cross-compile.patch \
+                   file://0001-Switch-from-filename-to-basename.patch \
+                   "
+SRC_URI[archive.md5sum] = "dfb5e7474220afa3f4ca7e45af9f3a11"
+SRC_URI[archive.sha256sum] = "cd3a1ea6ecc268a2497f0cd018e970860de24a6d42086919d6bf6c8e8d53f4fc"
+
+BBCLASSEXTEND = "native"
+