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-oe/recipes-support/libssh/libssh_0.8.4.bb b/meta-openembedded/meta-oe/recipes-support/libssh/libssh_0.8.4.bb
new file mode 100644
index 0000000..6040ec9
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-support/libssh/libssh_0.8.4.bb
@@ -0,0 +1,35 @@
+SUMMARY = "Multiplatform C library implementing the SSHv2 and SSHv1 protocol"
+HOMEPAGE = "http://www.libssh.org"
+SECTION = "libs"
+LICENSE = "LGPLv2.1"
+LIC_FILES_CHKSUM = "file://COPYING;md5=388a4fb1dea8ceae0be78ba9b01fc139"
+
+DEPENDS = "zlib openssl libgcrypt"
+
+SRC_URI = "git://git.libssh.org/projects/libssh.git;branch=stable-0.8"
+SRCREV = "789df0b7d0c7abd6b85db9fc5247e146e3d4ddba"
+
+S = "${WORKDIR}/git"
+
+inherit cmake
+
+PACKAGECONFIG ??=""
+PACKAGECONFIG[gssapi] = "-DWITH_GSSAPI=1, -DWITH_GSSAPI=0, krb5, "
+
+ARM_INSTRUCTION_SET_armv5 = "arm"
+
+EXTRA_OECMAKE = " \
+    -DWITH_GCRYPT=1 \
+    -DWITH_PCAP=1 \
+    -DWITH_SFTP=1 \
+    -DWITH_ZLIB=1 \
+    -DLIB_SUFFIX=${@d.getVar('baselib').replace('lib', '')} \
+    "
+
+do_configure_prepend () {
+    # Disable building of examples
+    sed -i -e '/add_subdirectory(examples)/s/^/#DONOTWANT/' ${S}/CMakeLists.txt \
+        || bbfatal "Failed to disable examples"
+}
+
+TOOLCHAIN = "gcc"