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-raspberrypi/recipes-multimedia/omxplayer/omxplayer/0006-Prevent-ffmpeg-configure-compile-race-condition.patch b/meta-raspberrypi/recipes-multimedia/omxplayer/omxplayer/0006-Prevent-ffmpeg-configure-compile-race-condition.patch
index 3fac2d1..890adde 100644
--- a/meta-raspberrypi/recipes-multimedia/omxplayer/omxplayer/0006-Prevent-ffmpeg-configure-compile-race-condition.patch
+++ b/meta-raspberrypi/recipes-multimedia/omxplayer/omxplayer/0006-Prevent-ffmpeg-configure-compile-race-condition.patch
@@ -1,4 +1,4 @@
-From 4a13419e3805b541fc58e57f1f27c4a388609ef5 Mon Sep 17 00:00:00 2001
+From f570b9985ff2d57d21c1e64ed08c43b6d89fd0b1 Mon Sep 17 00:00:00 2001
 From: Paul Barker <pbarker@toganlabs.com>
 Date: Thu, 7 Sep 2017 20:02:15 +0000
 Subject: [PATCH] Prevent ffmpeg configure/compile race condition
@@ -8,15 +8,16 @@
 
 Signed-off-by: Paul Barker <pbarker@toganlabs.com>
 Upstream-status: Pending
+
 ---
  Makefile.ffmpeg | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)
 
-diff --git a/Makefile.ffmpeg b/Makefile.ffmpeg
-index 8651724..619c49a 100644
---- a/Makefile.ffmpeg
-+++ b/Makefile.ffmpeg
-@@ -6,7 +6,7 @@ FFMPEG_EXTRA_CFLAGS?=-mfpu=vfp -mfloat-abi=$(FLOAT) -mno-apcs-stack-check -mstru
+Index: git/Makefile.ffmpeg
+===================================================================
+--- git.orig/Makefile.ffmpeg
++++ git/Makefile.ffmpeg
+@@ -5,7 +5,7 @@ FFMPEG_EXTRA_CFLAGS?=-mfpu=vfp -mfloat-a
  WORK=$(PWD)
  
  .PHONY : all
@@ -25,15 +26,12 @@
  
  .PHONY : copy
  copy:
-@@ -14,7 +14,7 @@ copy:
+@@ -13,7 +13,7 @@ copy:
  	$(HOST)-strip *.so*
  
  .PHONY : compile
 -compile: 
 +compile: configure
- 	+$(MAKE) -C ffmpeg
+ 	+$(MAKE) -j$(shell nproc) -C ffmpeg
  
  .PHONY : configure
--- 
-2.7.4
-