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-kernel/systemtap/systemtap_git.bb b/import-layers/yocto-poky/meta/recipes-kernel/systemtap/systemtap_git.bb
index fed368a..b3fd973 100644
--- a/import-layers/yocto-poky/meta/recipes-kernel/systemtap/systemtap_git.bb
+++ b/import-layers/yocto-poky/meta/recipes-kernel/systemtap/systemtap_git.bb
@@ -25,4 +25,4 @@
 
 inherit autotools gettext pkgconfig distutils3-base
 
-BBCLASSEXTEND = "native nativesdk"
+BBCLASSEXTEND = "nativesdk"