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-python/recipes-extended/python-blivet/python3-blivet/0001-comment-out-selinux.patch b/meta-openembedded/meta-python/recipes-extended/python-blivet/python3-blivet/0001-comment-out-selinux.patch
index 0ee3205..c77b86a 100644
--- a/meta-openembedded/meta-python/recipes-extended/python-blivet/python3-blivet/0001-comment-out-selinux.patch
+++ b/meta-openembedded/meta-python/recipes-extended/python-blivet/python3-blivet/0001-comment-out-selinux.patch
@@ -1,7 +1,7 @@
-From 7d483c27ac0a23ca3bba7f320918afc40013bd8e Mon Sep 17 00:00:00 2001
+From 648a18bfc447f076d48ae4147d984b8ef56e37aa Mon Sep 17 00:00:00 2001
 From: Hongxu Jia <hongxu.jia@windriver.com>
-Date: Mon, 8 May 2017 14:25:52 +0800
-Subject: [PATCH 01/13] comment out selinux
+Date: Mon, 30 Jul 2018 16:13:40 +0800
+Subject: [PATCH 01/11] comment out selinux
 
 Upstream-Status: Inappropriate [oe specific]
 
@@ -12,7 +12,7 @@
  2 files changed, 8 insertions(+), 3 deletions(-)
 
 diff --git a/blivet/flags.py b/blivet/flags.py
-index 06822db..b55a93f 100644
+index 1840121..8789390 100644
 --- a/blivet/flags.py
 +++ b/blivet/flags.py
 @@ -20,7 +20,7 @@
@@ -24,7 +24,7 @@
  
  
  class Flags(object):
-@@ -49,7 +49,8 @@ class Flags(object):
+@@ -47,7 +47,8 @@ class Flags(object):
          #
          # enable/disable functionality
          #
@@ -35,19 +35,19 @@
          self.dmraid = True
          self.ibft = True
 diff --git a/blivet/util.py b/blivet/util.py
-index e3e71ce..0cf5188 100644
+index 7334ff6..0f2a995 100644
 --- a/blivet/util.py
 +++ b/blivet/util.py
-@@ -4,7 +4,7 @@ import glob
+@@ -3,7 +3,7 @@ import functools
+ import glob
  import itertools
  import os
- import shutil
 -import selinux
 +#import selinux
  import subprocess
  import re
  import sys
-@@ -431,6 +431,8 @@ def get_cow_sysfs_path(dev_path, dev_sysfsPath):
+@@ -430,6 +430,8 @@ def get_cow_sysfs_path(dev_path, dev_sysfsPath):
  def match_path_context(path):
      """ Return the default SELinux context for the given path. """
      context = None
@@ -56,7 +56,7 @@
      try:
          context = selinux.matchpathcon(os.path.normpath(path), 0)[1]
      except OSError as e:
-@@ -455,6 +457,8 @@ def set_file_context(path, context, root=None):
+@@ -454,6 +456,8 @@ def set_file_context(path, context, root=None):
  
              True if successful, False if not.
      """