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-networking/recipes-daemons/openhpi/files/openhpi-use-serial-tests-config-needed-by-ptest.patch b/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-use-serial-tests-config-needed-by-ptest.patch
index 3e09180..472318b 100644
--- a/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-use-serial-tests-config-needed-by-ptest.patch
+++ b/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-use-serial-tests-config-needed-by-ptest.patch
@@ -1,4 +1,4 @@
-From 36fbaa27e7299f63c1324b0ad22b970e9365d6a7 Mon Sep 17 00:00:00 2001
+From 5e0ae172586f5aeb270a8f9b012dd3e36536a2a9 Mon Sep 17 00:00:00 2001
 From: Jackie Huang <jackie.huang@windriver.com>
 Date: Wed, 24 Dec 2014 10:54:59 +0800
 Subject: [PATCH] openhpi: use serial-tests config needed by ptest
@@ -9,17 +9,18 @@
 Upstream-Status: Inappropriate [default automake behavior incompatible with ptest]
 
 Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
----
- configure.ac |    2 +-
- 1 files changed, 1 insertions(+), 1 deletions(-)
 
-Index: openhpi-3.6.1/configure.ac
-===================================================================
---- openhpi-3.6.1.orig/configure.ac
-+++ openhpi-3.6.1/configure.ac
-@@ -7,7 +7,7 @@ dnl   various hacks by Sean Dague <http:
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 89d8104..c29a31f 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -7,7 +7,7 @@ dnl   various hacks by Sean Dague <http://dague.net/sean> 4/23/03
  AC_PREREQ(2.57)
- AC_INIT(openhpi, 3.6.1)
+ AC_INIT(openhpi, 3.8.0)
  AC_CONFIG_SRCDIR(openhpi.spec.in)
 -AM_INIT_AUTOMAKE([1.8])
 +AM_INIT_AUTOMAKE([1.8 serial-tests])