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-devtools/python/python-m2crypto/cross-compile-platform.patch b/meta-openembedded/meta-python/recipes-devtools/python/python-m2crypto/cross-compile-platform.patch
index c6654e5..4b64f46 100644
--- a/meta-openembedded/meta-python/recipes-devtools/python/python-m2crypto/cross-compile-platform.patch
+++ b/meta-openembedded/meta-python/recipes-devtools/python/python-m2crypto/cross-compile-platform.patch
@@ -4,27 +4,30 @@
 Upstream-Status: Inappropriate
 Signed-off-by: Khem Raj <raj.khem@gmail.com>
 
-Index: M2Crypto-0.26.0/setup.py
+Index: M2Crypto-0.30.1/setup.py
 ===================================================================
---- M2Crypto-0.26.0.orig/setup.py
-+++ M2Crypto-0.26.0/setup.py
-@@ -141,19 +141,6 @@ class _M2CryptoBuildExt(build_ext.build_
-                 self.include_dirs.append(
-                     os.path.join(self.openssl, 'include', 'openssl'))
+--- M2Crypto-0.30.1.orig/setup.py
++++ M2Crypto-0.30.1/setup.py
+@@ -160,22 +160,6 @@ class _M2CryptoBuildExt(build_ext.build_
+             log.debug('self.include_dirs = %s', self.include_dirs)
+             log.debug('self.library_dirs = %s', self.library_dirs)
  
+-        if platform.system() == "Linux":
 -            # For RedHat-based distros, the '-D__{arch}__' option for
 -            # Swig needs to be normalized, particularly on i386.
 -            mach = platform.machine().lower()
 -            if mach in ('i386', 'i486', 'i586', 'i686'):
 -                arch = '__i386__'
--            elif mach in ('ppc64', 'powerpc64'):
+-            elif mach in ('ppc64', 'powerpc64', 'ppc64le', 'ppc64el'):
 -                arch = '__powerpc64__'
 -            elif mach in ('ppc', 'powerpc'):
 -                arch = '__powerpc__'
 -            else:
 -                arch = '__%s__' % mach
 -            self.swig_opts.append('-D%s' % arch)
+-            if mach in ('ppc64le', 'ppc64el'):
+-                self.swig_opts.append('-D_CALL_ELF=2')
 -
          self.swig_opts.extend(['-I%s' % i for i in self.include_dirs])
-         self.swig_opts.append('-includeall')
-         self.swig_opts.append('-modern')
+ 
+         # Some Linux distributor has added the following line in