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-devtools/qemu/qemu/0004-qemu-Add-addition-environment-space-to-boot-loader-q.patch b/poky/meta/recipes-devtools/qemu/qemu/0004-qemu-Add-addition-environment-space-to-boot-loader-q.patch
index 4f28e16..5152dca 100644
--- a/poky/meta/recipes-devtools/qemu/qemu/0004-qemu-Add-addition-environment-space-to-boot-loader-q.patch
+++ b/poky/meta/recipes-devtools/qemu/qemu/0004-qemu-Add-addition-environment-space-to-boot-loader-q.patch
@@ -1,4 +1,4 @@
-From ad70fdcaf75084da2e02474c61d1d441ca100ab2 Mon Sep 17 00:00:00 2001
+From dd4404a334a545e9beafa1b1e41b3a8f35ef31a9 Mon Sep 17 00:00:00 2001
 From: Jason Wessel <jason.wessel@windriver.com>
 Date: Fri, 28 Mar 2014 17:42:43 +0800
 Subject: [PATCH] qemu: Add addition environment space to boot loader
@@ -18,10 +18,10 @@
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
-index ec6af4a..6e76166 100644
+index f6513a4fd5..d5efafb1e8 100644
 --- a/hw/mips/mips_malta.c
 +++ b/hw/mips/mips_malta.c
-@@ -61,7 +61,7 @@
+@@ -62,7 +62,7 @@
  
  #define ENVP_ADDR		0x80002000l
  #define ENVP_NB_ENTRIES	 	16