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-devtools/elfutils/files/0001-libasm-may-link-with-libbz2-if-found.patch b/poky/meta/recipes-devtools/elfutils/files/0001-libasm-may-link-with-libbz2-if-found.patch
index fb0b060..c342053 100644
--- a/poky/meta/recipes-devtools/elfutils/files/0001-libasm-may-link-with-libbz2-if-found.patch
+++ b/poky/meta/recipes-devtools/elfutils/files/0001-libasm-may-link-with-libbz2-if-found.patch
@@ -1,4 +1,4 @@
-From 7672e363468271b4c63ff58770c5aac15ab8f722 Mon Sep 17 00:00:00 2001
+From 74629016e76343a4bf39915c9192b6bf26a57c2d Mon Sep 17 00:00:00 2001
 From: Khem Raj <raj.khem@gmail.com>
 Date: Wed, 4 Oct 2017 22:30:46 -0700
 Subject: [PATCH] libasm may link with libbz2 if found
@@ -9,15 +9,14 @@
 | /mnt/a/oe/build/tmp/work/riscv64-bec-linux/elfutils/0.170-r0/recipe-sysroot/usr/lib/libbz2.so.1: error adding symbols: DSO missing from command line
 | collect2: error: ld returned 1 exit status
 
+Upstream-Status: Pending
 Signed-off-by: Khem Raj <raj.khem@gmail.com>
 ---
-Upstream-Status: Pending
-
- src/Makefile.am | 6 +++---
- 1 file changed, 3 insertions(+), 3 deletions(-)
+ src/Makefile.am | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
 
 diff --git a/src/Makefile.am b/src/Makefile.am
-index e03bc32..9b7e853 100644
+index 9305b84..9b7e853 100644
 --- a/src/Makefile.am
 +++ b/src/Makefile.am
 @@ -39,11 +39,11 @@ EXTRA_DIST += make-debug-archive.in
@@ -35,5 +34,5 @@
  libelf = ../libelf/libelf.so
  endif
 -- 
-2.14.2
+2.7.4