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-extended/timezone/tzdata.bb b/poky/meta/recipes-extended/timezone/tzdata.bb
index 1e2d9bd..1e2b440 100644
--- a/poky/meta/recipes-extended/timezone/tzdata.bb
+++ b/poky/meta/recipes-extended/timezone/tzdata.bb
@@ -60,12 +60,8 @@
 	if [ -e ${src} ] ; then
 		tz=$(sed -e 's:#.*::' -e 's:[[:space:]]*::g' -e '/^$/d' "${src}")
 	fi
-	
-	if [ -z "${tz}" ] ; then
-		exit 0
-	fi
-	
-	if [ ! -e "$D${datadir}/zoneinfo/${tz}" ] ; then
+
+	if [ ! -z "${tz}" -a ! -e "$D${datadir}/zoneinfo/${tz}" ] ; then
 		echo "You have an invalid TIMEZONE setting in ${src}"
 		echo "Your ${etc_lt} has been reset to Universal; enjoy!"
 		tz="Universal"