Yocto 2.4

Move OpenBMC to Yocto 2.4(rocko)

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I12057b18610d6fb0e6903c60213690301e9b0c67
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/import-layers/meta-openembedded/meta-python/recipes-devtools/python/python-pyparsing.inc b/import-layers/meta-openembedded/meta-python/recipes-devtools/python/python-pyparsing.inc
index 033e0db..19f6d55 100644
--- a/import-layers/meta-openembedded/meta-python/recipes-devtools/python/python-pyparsing.inc
+++ b/import-layers/meta-openembedded/meta-python/recipes-devtools/python/python-pyparsing.inc
@@ -17,3 +17,5 @@
     ${PYTHON_PN}-stringold \
     ${PYTHON_PN}-threading \
 "
+
+BBCLASSEXTEND = "native"