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/meta-openembedded/meta-webserver/recipes-httpd/cherokee/cherokee_git.bb b/meta-openembedded/meta-webserver/recipes-httpd/cherokee/cherokee_git.bb
index 490fc53..7424467 100644
--- a/meta-openembedded/meta-webserver/recipes-httpd/cherokee/cherokee_git.bb
+++ b/meta-openembedded/meta-webserver/recipes-httpd/cherokee/cherokee_git.bb
@@ -20,7 +20,7 @@
 
 S = "${WORKDIR}/git"
 
-inherit autotools-brokensep pkgconfig binconfig update-rc.d systemd pythonnative
+inherit autotools-brokensep pkgconfig binconfig update-rc.d systemd ${@bb.utils.contains("BBFILE_COLLECTIONS", "meta-python2", "pythonnative", "", d)}
 
 PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'ipv6', d)}"
 PACKAGECONFIG[ffmpeg] = "--with-ffmpeg,--without-ffmpeg,libav"
@@ -70,3 +70,8 @@
 RREPLACES_${PN} += "${PN}-systemd"
 RCONFLICTS_${PN} += "${PN}-systemd"
 SYSTEMD_SERVICE_${PN} = "cherokee.service"
+
+python() {
+    if 'meta-python2' not in d.getVar('BBFILE_COLLECTIONS').split():
+        raise bb.parse.SkipRecipe('Requires meta-python2 to be present.')
+}