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/bitbake/lib/bb/fetch2/ssh.py b/poky/bitbake/lib/bb/fetch2/ssh.py
index f5be060..5e982ec 100644
--- a/poky/bitbake/lib/bb/fetch2/ssh.py
+++ b/poky/bitbake/lib/bb/fetch2/ssh.py
@@ -32,8 +32,6 @@
 
 import re, os
 from   bb.fetch2 import FetchMethod
-from   bb.fetch2 import FetchError
-from   bb.fetch2 import logger
 from   bb.fetch2 import runfetchcmd
 
 
@@ -60,7 +58,7 @@
     '''Class to fetch a module or modules via Secure Shell'''
 
     def supports(self, urldata, d):
-        return __pattern__.match(urldata.url) != None
+        return __pattern__.match(urldata.url) is not None
 
     def supports_checksum(self, urldata):
         return False