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/boost/boost-1.68.0.inc b/poky/meta/recipes-support/boost/boost-1.68.0.inc
new file mode 100644
index 0000000..b367a80
--- /dev/null
+++ b/poky/meta/recipes-support/boost/boost-1.68.0.inc
@@ -0,0 +1,21 @@
+# The Boost web site provides free peer-reviewed portable
+# C++ source libraries. The emphasis is on libraries which
+# work well with the C++ Standard Library. The libraries are
+# intended to be widely useful, and are in regular use by
+# thousands of programmers across a broad spectrum of applications.
+HOMEPAGE = "http://www.boost.org/"
+LICENSE = "BSL-1.0 & MIT & Python-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE_1_0.txt;md5=e4224ccaecb14d942c71d31bef20d78c"
+
+BOOST_VER = "${@"_".join(d.getVar("PV").split("."))}"
+BOOST_MAJ = "${@"_".join(d.getVar("PV").split(".")[0:2])}"
+BOOST_P = "boost_${BOOST_VER}"
+
+SRC_URI = "${SOURCEFORGE_MIRROR}/project/boost/boost/${PV}/${BOOST_P}.tar.bz2"
+SRC_URI[md5sum] = "7fbd1890f571051f2a209681d57d486a"
+SRC_URI[sha256sum] = "7f6130bc3cf65f56a618888ce9d5ea704fa10b462be126ad053e80e553d6d8b7"
+
+UPSTREAM_CHECK_URI = "http://www.boost.org/users/download/"
+UPSTREAM_CHECK_REGEX = "boostorg/release/(?P<pver>.*)/source/"
+
+S = "${WORKDIR}/${BOOST_P}"