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-pyzmq/club-rpath-out.patch b/meta-openembedded/meta-python/recipes-devtools/python/python-pyzmq/club-rpath-out.patch
index 2dc3b73..936f165 100644
--- a/meta-openembedded/meta-python/recipes-devtools/python/python-pyzmq/club-rpath-out.patch
+++ b/meta-openembedded/meta-python/recipes-devtools/python/python-pyzmq/club-rpath-out.patch
@@ -1,26 +1,13 @@
 diff --git a/setup.py b/setup.py
-index 62df445..1fdbdeb 100755
+index d243eaa..98099bc 100755
 --- a/setup.py
 +++ b/setup.py
-@@ -213,12 +213,6 @@ def settings_from_prefix(prefix=None, bundle_libzmq_dylib=False):
-                 pass
-                 # unused rpath args for OS X:
-                 # settings['extra_link_args'] = ['-Wl,-rpath','-Wl,$ORIGIN/..']
--            else:
--                settings['runtime_library_dirs'] += ['$ORIGIN/..']
--        elif sys.platform != 'darwin':
--            settings['runtime_library_dirs'] += [
--                os.path.abspath(x) for x in settings['library_dirs']
--            ]
-     
-     return settings
+@@ -192,8 +192,6 @@ def _add_rpath(settings, path):
+     """
+     if sys.platform == 'darwin':
+         settings['extra_link_args'].extend(['-Wl,-rpath','-Wl,%s' % path])
+-    else:
+-        settings['runtime_library_dirs'].append(path)
  
-@@ -592,8 +586,6 @@ class Configure(build_ext):
-                 pass
-                 # unused rpath args for OS X:
-                 # settings['extra_link_args'] = ['-Wl,-rpath','-Wl,$ORIGIN/../zmq']
--            else:
--                settings['runtime_library_dirs'] = [ os.path.abspath(pjoin('.', 'zmq')) ]
-         
-         line()
-         info("Configure: Autodetecting ZMQ settings...")
+ def settings_from_prefix(prefix=None, bundle_libzmq_dylib=False):
+     """load appropriate library/include settings from ZMQ prefix"""