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-networking/recipes-daemons/openhpi/files/openhpi-libxml2-cross-compile.patch b/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-libxml2-cross-compile.patch
index c848b35..160eeed 100644
--- a/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-libxml2-cross-compile.patch
+++ b/meta-openembedded/meta-networking/recipes-daemons/openhpi/files/openhpi-libxml2-cross-compile.patch
@@ -1,4 +1,7 @@
-Fix libxml2 for cross-compiling
+From afe545e77f9d841b7777d859e7e8108492fece96 Mon Sep 17 00:00:00 2001
+From: Jackie Huang <jackie.huang@windriver.com>
+Date: Wed, 26 Apr 2017 16:22:00 +0800
+Subject: [PATCH] Fix libxml2 for cross-compiling
 
 Use proper XML2_INCLUDE path when cross-compiling
 
@@ -6,16 +9,20 @@
 
 Signed-of-by: Aws Ismail <aws.ismail@windriver.com>
 
-Index: openhpi-3.6.1/configure.ac
-===================================================================
---- openhpi-3.6.1.orig/configure.ac
-+++ openhpi-3.6.1/configure.ac
-@@ -177,7 +177,7 @@ AC_CHECK_HEADERS([openssl/md2.h openssl/
+---
+ configure.ac | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 6242cbf..4fb6b69 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -179,7 +179,7 @@ AC_CHECK_HEADERS([openssl/md2.h openssl/md5.h openssl/bio.h openssl/ssl.h openss
  
  dnl xml is used for XML-based communication in ilo2_ribcl and oa_soap
  AC_CHECK_LIB([xml2],[xmlParseMemory],[XML2_LIB=-lxml2],[XML2_LIB=])
--AC_CHECK_HEADERS([libxml2/libxml/xmlexports.h],[XML2_INCLUDE="-I/usr/include/libxml2"],[XML2_INCLUDE])
-+AC_CHECK_HEADERS([libxml2/libxml/xmlexports.h],[XML2_INCLUDE="$XML2_INCLUDE"],[XML2_INCLUDE])
+-AC_CHECK_HEADERS([libxml2/libxml/xmlexports.h],[XML2_INCLUDE="-I/usr/include/libxml2"],[XML2_INCLUDE=])
++AC_CHECK_HEADERS([libxml2/libxml/xmlexports.h],[XML2_INCLUDE="$XML2_INCLUDE"],[XML2_INCLUDE=])
  AC_SUBST(XML2_LIB)
  AC_SUBST(XML2_INCLUDE)