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/mtd/mtd-utils_git.bb b/poky/meta/recipes-devtools/mtd/mtd-utils_git.bb
index 69f2eba..f53c6c1 100644
--- a/poky/meta/recipes-devtools/mtd/mtd-utils_git.bb
+++ b/poky/meta/recipes-devtools/mtd/mtd-utils_git.bb
@@ -10,9 +10,9 @@
 DEPENDS = "zlib lzo e2fsprogs util-linux"
 RDEPENDS_mtd-utils-tests += "bash"
 
-PV = "2.0.1+${SRCPV}"
+PV = "2.0.2+${SRCPV}"
 
-SRCREV = "9c6173559f95e939e66efb2ec3193d6f3618cf69"
+SRCREV = "bc63d36e39f389c8c17f6a8e9db47f2acc884659"
 SRC_URI = "git://git.infradead.org/mtd-utils.git \
            file://add-exclusion-to-mkfs-jffs2-git-2.patch \
            file://0001-Revert-Return-correct-error-number-in-ubi_get_vol_in.patch \