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-webserver/recipes-httpd/apache2/apache2/0001-configure-use-pkg-config-for-PCRE-detection.patch b/meta-openembedded/meta-webserver/recipes-httpd/apache2/apache2/0001-configure-use-pkg-config-for-PCRE-detection.patch
new file mode 100644
index 0000000..da38a8c
--- /dev/null
+++ b/meta-openembedded/meta-webserver/recipes-httpd/apache2/apache2/0001-configure-use-pkg-config-for-PCRE-detection.patch
@@ -0,0 +1,51 @@
+From 419181e242892ded050f5a375a709b9588fb581d Mon Sep 17 00:00:00 2001
+From: Koen Kooi <koen.kooi@linaro.org>
+Date: Tue, 17 Jun 2014 09:10:57 +0200
+Subject: [PATCH] configure: use pkg-config for PCRE detection
+
+Upstream-Status: Pending
+
+Signed-off-by: Koen Kooi <koen.kooi@linaro.org>
+
+---
+ configure.in | 27 +++++----------------------
+ 1 file changed, 5 insertions(+), 22 deletions(-)
+
+diff --git a/configure.in b/configure.in
+index be7bd25..54dfd0d 100644
+--- a/configure.in
++++ b/configure.in
+@@ -215,28 +215,11 @@ fi
+ AC_ARG_WITH(pcre,
+ APACHE_HELP_STRING(--with-pcre=PATH,Use external PCRE library))
+ 
+-AC_PATH_PROG(PCRE_CONFIG, pcre-config, false)
+-if test -d "$with_pcre" && test -x "$with_pcre/bin/pcre-config"; then
+-   PCRE_CONFIG=$with_pcre/bin/pcre-config
+-elif test -x "$with_pcre"; then
+-   PCRE_CONFIG=$with_pcre
+-fi
+-
+-if test "$PCRE_CONFIG" != "false"; then
+-  if $PCRE_CONFIG --version >/dev/null 2>&1; then :; else
+-    AC_MSG_ERROR([Did not find pcre-config script at $PCRE_CONFIG])
+-  fi
+-  case `$PCRE_CONFIG --version` in
+-  [[1-5].*])
+-    AC_MSG_ERROR([Need at least pcre version 6.0])
+-    ;;
+-  esac
+-  AC_MSG_NOTICE([Using external PCRE library from $PCRE_CONFIG])
+-  APR_ADDTO(PCRE_INCLUDES, [`$PCRE_CONFIG --cflags`])
+-  APR_ADDTO(PCRE_LIBS, [`$PCRE_CONFIG --libs`])
+-else
+-  AC_MSG_ERROR([pcre-config for libpcre not found. PCRE is required and available from http://pcre.org/])
+-fi
++PKG_CHECK_MODULES([PCRE], [libpcre], [
++  AC_DEFINE([HAVE_PCRE], [1], [Define if you have PCRE library])
++], [
++  AC_MSG_ERROR([$PCRE_PKG_ERRORS])
++])
+ APACHE_SUBST(PCRE_LIBS)
+ 
+ AC_MSG_NOTICE([])