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-devtools/python/python-pbr.inc b/poky/meta/recipes-devtools/python/python-pbr.inc
index 0e64501..ce3c224 100644
--- a/poky/meta/recipes-devtools/python/python-pbr.inc
+++ b/poky/meta/recipes-devtools/python/python-pbr.inc
@@ -5,6 +5,8 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=1dece7821bf3fd70fe1309eaa37d52a2"
 
+SRC_URI += "file://0001-change-shebang-to-python3.patch"
+
 inherit pypi
 
 RDEPENDS_${PN} += "${PYTHON_PN}-pip"