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-support/ipsec-tools/ipsec-tools/0001-Disable-gcc8-specific-warnings.patch b/meta-openembedded/meta-networking/recipes-support/ipsec-tools/ipsec-tools/0001-Disable-gcc8-specific-warnings.patch
new file mode 100644
index 0000000..11a9103
--- /dev/null
+++ b/meta-openembedded/meta-networking/recipes-support/ipsec-tools/ipsec-tools/0001-Disable-gcc8-specific-warnings.patch
@@ -0,0 +1,86 @@
+From 282d492e4cab7b4d9c7321f4c0c55b615948e280 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Fri, 11 May 2018 14:09:17 -0700
+Subject: [PATCH] Disable gcc8 specific warnings
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ src/libipsec/ipsec_dump_policy.c |  5 +++++
+ src/libipsec/pfkey_dump.c        |  5 +++++
+ src/racoon/isakmp.c              | 11 ++++++++++-
+ 3 files changed, 20 insertions(+), 1 deletion(-)
+
+diff --git a/src/libipsec/ipsec_dump_policy.c b/src/libipsec/ipsec_dump_policy.c
+index 4d0eb77..c3fc842 100644
+--- a/src/libipsec/ipsec_dump_policy.c
++++ b/src/libipsec/ipsec_dump_policy.c
+@@ -275,6 +275,10 @@ ipsec_dump_policy1(policy, delimiter, withports)
+ 	return buf;
+ }
+ 
++#pragma GCC diagnostic push
++#if defined(__GNUC__) && (__GNUC__ >= 8)
++#pragma GCC diagnostic ignored "-Wformat-truncation"
++#endif
+ static char *
+ ipsec_dump_ipsecrequest(buf, len, xisr, bound, withports)
+ 	char *buf;
+@@ -419,3 +423,4 @@ set_address(buf, len, sa, withports)
+ 
+ 	return buf;
+ }
++#pragma GCC diagnostic pop
+diff --git a/src/libipsec/pfkey_dump.c b/src/libipsec/pfkey_dump.c
+index 4627ebc..451e535 100644
+--- a/src/libipsec/pfkey_dump.c
++++ b/src/libipsec/pfkey_dump.c
+@@ -691,6 +691,10 @@ str_ipport(sa)
+ /*
+  * set "/prefix[port number]" to buffer.
+  */
++#pragma GCC diagnostic push
++#if defined(__GNUC__) && (__GNUC__ >= 8)
++#pragma GCC diagnostic ignored "-Wformat-truncation"
++#endif
+ static char *
+ str_prefport(family, pref, port, ulp)
+ 	u_int family, pref, port, ulp;
+@@ -735,6 +739,7 @@ str_prefport(family, pref, port, ulp)
+ 
+ 	return buf;
+ }
++#pragma GCC diagnostic pop
+ 
+ static void
+ str_upperspec(ulp, p1, p2)
+diff --git a/src/racoon/isakmp.c b/src/racoon/isakmp.c
+index 7ff53a3..4addf24 100644
+--- a/src/racoon/isakmp.c
++++ b/src/racoon/isakmp.c
+@@ -3124,7 +3124,12 @@ script_hook(iph1, script)
+ #endif
+ 
+ 	/* local address */
++#pragma GCC diagnostic push
++#if defined(__GNUC__) && (__GNUC__ >= 8)
++#pragma GCC diagnostic ignored "-Wstringop-truncation"
++#endif
+ 	GETNAMEINFO(iph1->local, addrstr, portstr);
++#pragma GCC diagnostic pop
+ 
+ 	if (script_env_append(&envp, &envc, "LOCAL_ADDR", addrstr) != 0) {
+ 		plog(LLV_ERROR, LOCATION, NULL, "Cannot set LOCAL_ADDR\n");
+@@ -3138,8 +3143,12 @@ script_hook(iph1, script)
+ 
+ 	/* Peer address */
+ 	if (iph1->remote != NULL) {
++#pragma GCC diagnostic push
++#if defined(__GNUC__) && (__GNUC__ >= 8)
++#pragma GCC diagnostic ignored "-Wstringop-truncation"
++#endif
+ 		GETNAMEINFO(iph1->remote, addrstr, portstr);
+-
++#pragma GCC diagnostic pop
+ 		if (script_env_append(&envp, &envc, 
+ 		    "REMOTE_ADDR", addrstr) != 0) {
+ 			plog(LLV_ERROR, LOCATION, NULL,