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/yocto-poky/meta/recipes-graphics/xorg-lib/libsm_1.2.2.bb b/import-layers/yocto-poky/meta/recipes-graphics/xorg-lib/libsm_1.2.2.bb
index da4ed92..48922cb 100644
--- a/import-layers/yocto-poky/meta/recipes-graphics/xorg-lib/libsm_1.2.2.bb
+++ b/import-layers/yocto-poky/meta/recipes-graphics/xorg-lib/libsm_1.2.2.bb
@@ -27,5 +27,5 @@
 SRC_URI[md5sum] = "499a7773c65aba513609fe651853c5f3"
 SRC_URI[sha256sum] = "0baca8c9f5d934450a70896c4ad38d06475521255ca63b717a6510fdb6e287bd"
 
-PACKAGECONFIG ??= "${@bb.utils.contains('DISTRO_FEATURES', 'ipv6', 'ipv6', '', d)}"
+PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'ipv6', d)}"
 PACKAGECONFIG[ipv6] = "--enable-ipv6,--disable-ipv6,"