Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/meta-virtualization/recipes-extended/libvirt/libvirt-python.inc b/import-layers/meta-virtualization/recipes-extended/libvirt/libvirt-python.inc
index bc2f1de..15aa804 100644
--- a/import-layers/meta-virtualization/recipes-extended/libvirt/libvirt-python.inc
+++ b/import-layers/meta-virtualization/recipes-extended/libvirt/libvirt-python.inc
@@ -32,7 +32,7 @@
     --install-data=${datadir}"
 
 python __anonymous () {
-    pkgconfig = d.getVar('PACKAGECONFIG', True)
+    pkgconfig = d.getVar('PACKAGECONFIG')
     if ('python') in pkgconfig.split():
         d.setVar('LIBVIRT_PYTHON_ENABLE', '1')
     else: