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-multimedia/gstreamer/gstreamer1.0-plugins-base/0010-gl-Add-switch-for-explicitely-enabling-disabling-GBM.patch b/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0010-gl-Add-switch-for-explicitely-enabling-disabling-GBM.patch
new file mode 100644
index 0000000..45ba507
--- /dev/null
+++ b/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/0010-gl-Add-switch-for-explicitely-enabling-disabling-GBM.patch
@@ -0,0 +1,70 @@
+From a1b59ca6b1781442f37ffc1b697635db126b3a22 Mon Sep 17 00:00:00 2001
+From: Carlos Rafael Giani <dv@pseudoterminal.org>
+Date: Thu, 19 Jul 2018 10:30:54 +0200
+Subject: [PATCH] gl: Add switch for explicitely enabling/disabling GBM support
+
+Upstream-Status: Submitted [https://bugzilla.gnome.org/show_bug.cgi?id=796833]
+
+Signed-off-by: Carlos Rafael Giani <dv@pseudoterminal.org>
+---
+ m4/gst-gl.m4 | 30 ++++++++++++++++++++++++++++--
+ 1 file changed, 28 insertions(+), 2 deletions(-)
+
+diff --git a/m4/gst-gl.m4 b/m4/gst-gl.m4
+index 1e9724094..aca5295cc 100644
+--- a/m4/gst-gl.m4
++++ b/m4/gst-gl.m4
+@@ -117,6 +117,15 @@ AC_ARG_ENABLE([dispmanx],
+        *) AC_MSG_ERROR([bad value ${enableval} for --enable-dispmanx]) ;;
+      esac],[NEED_DISPMANX=auto])
+ 
++AC_ARG_ENABLE([gbm],
++     [  --enable-gbm        Enable Mesa3D GBM support (requires EGL) @<:@default=auto@:>@],
++     [case "${enableval}" in
++       yes)  NEED_GBM=yes ;;
++       no)   NEED_GBM=no ;;
++       auto) NEED_GBM=auto ;;
++       *) AC_MSG_ERROR([bad value ${enableval} for --enable-gbm]) ;;
++     esac],[NEED_GBM=auto])
++
+ AG_GST_PKG_CHECK_MODULES(X11_XCB, x11-xcb)
+ save_CPPFLAGS="$CPPFLAGS"
+ save_LIBS="$LIBS"
+@@ -172,15 +181,32 @@ case $host in
+         AC_CHECK_LIB([EGL], [fbGetDisplay], [HAVE_VIV_FB_EGL=yes])
+     fi
+ 
+-    if test "x$HAVE_EGL" = "xyes"; then
++    if test "x$NEED_GBM" != "xno"; then
++      if test "x$HAVE_EGL" = "xyes"; then
+         PKG_CHECK_MODULES(DRM, libdrm >= 2.4.55, HAVE_DRM=yes, HAVE_DRM=no)
+         AC_SUBST(DRM_CFLAGS)
+         AC_SUBST(DRM_LIBS)
++        if test "x$NEED_GBM" = "xyes"; then
++          if test "x$HAVE_DRM" = "xno"; then
++            AC_MSG_ERROR([GBM support requested but libdrm is not available])
++          fi
++          if test "x$HAVE_GUDEV" = "xno"; then
++            AC_MSG_ERROR([GBM support requested but gudev is not available])
++          fi
++        fi
+         if test "x$HAVE_DRM" = "xyes" -a "x$HAVE_GUDEV" = "xyes"; then
+           PKG_CHECK_MODULES(GBM, gbm, HAVE_GBM_EGL=yes, HAVE_GBM_EGL=no)
++          if test "x$HAVE_GBM_EGL" = "xno" -a "x$NEED_GBM" = "xyes"; then
++            AC_MSG_ERROR([GBM support requested but gbm library is not available])
++          fi
+           AC_SUBST(GBM_CFLAGS)
+           AC_SUBST(GBM_LIBS)
+-       fi
++        fi
++      elif test "x$NEED_GBM" = "xyes"; then
++        AC_MSG_ERROR([GBM support requested but EGL is not available])
++      else
++        AC_MSG_NOTICE([GBM support requested but EGL is not available; not enabling GBM support])
++      fi
+     fi
+ 
+     dnl FIXME: Mali EGL depends on GLESv1 or GLESv2
+-- 
+2.17.1
+