meta-openembedded and poky: subtree updates

Squash of the following due to dependencies among them
and OpenBMC changes:

meta-openembedded: subtree update:d0748372d2..9201611135
meta-openembedded: subtree update:9201611135..17fd382f34
poky: subtree update:9052e5b32a..2e11d97b6c
poky: subtree update:2e11d97b6c..a8544811d7

The change log was too large for the jenkins plugin
to handle therefore it has been removed. Here is
the first and last commit of each subtree:

meta-openembedded:d0748372d2
      cppzmq: bump to version 4.6.0
meta-openembedded:17fd382f34
      mpv: Remove X11 dependency
poky:9052e5b32a
      package_ipk: Remove pointless comment to trigger rebuild
poky:a8544811d7
      pbzip2: Fix license warning

Change-Id: If0fc6c37629642ee207a4ca2f7aa501a2c673cd6
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/poky/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.8.bb b/poky/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.8.bb
new file mode 100644
index 0000000..3f7fbe8
--- /dev/null
+++ b/poky/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.8.bb
@@ -0,0 +1,34 @@
+require xserver-xorg.inc
+
+SRC_URI += "file://0001-xf86pciBus.c-use-Intel-ddx-only-for-pre-gen4-hardwar.patch \
+           file://pkgconfig.patch \
+           file://0001-test-xtest-Initialize-array-with-braces.patch \
+           file://sdksyms-no-build-path.patch \
+           file://0001-drmmode_display.c-add-missing-mi.h-include.patch \
+           "
+SRC_URI[md5sum] = "a770aec600116444a953ff632f51f839"
+SRC_URI[sha256sum] = "d17b646bee4ba0fb7850c1cc55b18e3e8513ed5c02bdf38da7e107f84e2d0146"
+
+CFLAGS += "-fcommon"
+
+# These extensions are now integrated into the server, so declare the migration
+# path for in-place upgrades.
+
+RREPLACES_${PN} =  "${PN}-extension-dri \
+                    ${PN}-extension-dri2 \
+                    ${PN}-extension-record \
+                    ${PN}-extension-extmod \
+                    ${PN}-extension-dbe \
+                   "
+RPROVIDES_${PN} =  "${PN}-extension-dri \
+                    ${PN}-extension-dri2 \
+                    ${PN}-extension-record \
+                    ${PN}-extension-extmod \
+                    ${PN}-extension-dbe \
+                   "
+RCONFLICTS_${PN} = "${PN}-extension-dri \
+                    ${PN}-extension-dri2 \
+                    ${PN}-extension-record \
+                    ${PN}-extension-extmod \
+                    ${PN}-extension-dbe \
+                   "