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/rpm/files/0001-Do-not-reset-the-PATH-environment-variable-before-ru.patch b/poky/meta/recipes-devtools/rpm/files/0001-Do-not-reset-the-PATH-environment-variable-before-ru.patch
index bf24d43..41cdf6e 100644
--- a/poky/meta/recipes-devtools/rpm/files/0001-Do-not-reset-the-PATH-environment-variable-before-ru.patch
+++ b/poky/meta/recipes-devtools/rpm/files/0001-Do-not-reset-the-PATH-environment-variable-before-ru.patch
@@ -1,25 +1,23 @@
-From ffb5301a8594140ad7a58bc0f2053be8ca2b2946 Mon Sep 17 00:00:00 2001
+From a674b9cc7af448d7c6748bc163bf37dc14a57f09 Mon Sep 17 00:00:00 2001
 From: Alexander Kanavin <alex.kanavin@gmail.com>
 Date: Fri, 20 Jan 2017 13:32:06 +0200
-Subject: [PATCH 1/2] Do not reset the PATH environment variable before running
+Subject: [PATCH] Do not reset the PATH environment variable before running
  scriptlets.
 
 We add lots of native stuff into it and scriptlets rely on that.
 
-Also need to remove the xx test later in the function since the
-value could now be used un-initialised.
-
 Upstream-Status: Inappropriate [oe-core specific]
 Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
+
 ---
  lib/rpmscript.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/lib/rpmscript.c b/lib/rpmscript.c
-index 92f949fa2..7c1aa75a8 100644
+index 6a31e0d..2b0e438 100644
 --- a/lib/rpmscript.c
 +++ b/lib/rpmscript.c
-@@ -201,7 +201,7 @@ static void doScriptExec(ARGV_const_t argv, ARGV_const_t prefixes,
+@@ -184,7 +184,7 @@ static void doScriptExec(ARGV_const_t argv, ARGV_const_t prefixes,
  	if (ipath && ipath[5] != '%')
  	    path = ipath;
  
@@ -28,13 +26,3 @@
  	free(ipath);
      }
  
-@@ -206,9 +206,7 @@ static void doScriptExec(ARGV_const_t ar
- 	/* XXX Don't mtrace into children. */
- 	unsetenv("MALLOC_CHECK_");
- 
--	if (xx == 0) {
- 	    xx = execv(argv[0], argv);
--	}
-     }
-     _exit(127); /* exit 127 for compatibility with bash(1) */
- }