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-extended/ethtool/ethtool/avoid_parallel_tests.patch b/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
index de38104..d81320a 100644
--- a/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
+++ b/poky/meta/recipes-extended/ethtool/ethtool/avoid_parallel_tests.patch
@@ -1,3 +1,8 @@
+From 1484545a150de79483b6e2a74be02ebd030f1920 Mon Sep 17 00:00:00 2001
+From: Tudor Florea <tudor.florea@enea.com>
+Date: Wed, 28 May 2014 18:59:54 +0200
+Subject: [PATCH] ethtool: use serial-tests config needed by ptest.
+
 ptest needs buildtest-TESTS and runtest-TESTS targets.
 serial-tests is required to generate those targets.
 
@@ -5,12 +10,16 @@
 Upstream-Status: Inappropriate
 (default automake behavior incompatible with ptest)
 
-Index: ethtool-4.13/configure.ac
-===================================================================
---- ethtool-4.13.orig/configure.ac
-+++ ethtool-4.13/configure.ac
-@@ -2,7 +2,7 @@ dnl Process this file with autoconf to p
- AC_INIT(ethtool, 4.13, netdev@vger.kernel.org)
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index e891d91..600f8a8 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
+ AC_INIT(ethtool, 4.17, netdev@vger.kernel.org)
  AC_PREREQ(2.52)
  AC_CONFIG_SRCDIR([ethtool.c])
 -AM_INIT_AUTOMAKE([gnu])