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-python/recipes-devtools/python/python-pexpect.inc b/meta-openembedded/meta-python/recipes-devtools/python/python-pexpect.inc
index fa8ad01..efeab83 100644
--- a/meta-openembedded/meta-python/recipes-devtools/python/python-pexpect.inc
+++ b/meta-openembedded/meta-python/recipes-devtools/python/python-pexpect.inc
@@ -4,8 +4,8 @@
 LICENSE = "ISC"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=1c7a725251880af8c6a148181665385b"
 
-SRC_URI[md5sum] = "913fc0a68a915cdf6ad4250493c94cf7"
-SRC_URI[sha256sum] = "9f8eb3277716a01faafaba553d629d3d60a1a624c7cf45daa600d2148c30020c"
+SRC_URI[md5sum] = "d4f3372965a996238d57d19b95d2e03a"
+SRC_URI[sha256sum] = "2a8e88259839571d1251d278476f3eec5db26deb73a70be5ed5dc5435e418aba"
 
 UPSTREAM_CHECK_URI = "https://pypi.python.org/pypi/pexpect"