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/scripts/lib/recipetool/create_buildsys_python.py b/import-layers/yocto-poky/scripts/lib/recipetool/create_buildsys_python.py
index 82a2be1..ec5449b 100644
--- a/import-layers/yocto-poky/scripts/lib/recipetool/create_buildsys_python.py
+++ b/import-layers/yocto-poky/scripts/lib/recipetool/create_buildsys_python.py
@@ -532,11 +532,11 @@
 
     def parse_pkgdata_for_python_packages(self):
         suffixes = [t[0] for t in imp.get_suffixes()]
-        pkgdata_dir = tinfoil.config_data.getVar('PKGDATA_DIR', True)
+        pkgdata_dir = tinfoil.config_data.getVar('PKGDATA_DIR')
 
         ldata = tinfoil.config_data.createCopy()
         bb.parse.handle('classes/python-dir.bbclass', ldata, True)
-        python_sitedir = ldata.getVar('PYTHON_SITEPACKAGES_DIR', True)
+        python_sitedir = ldata.getVar('PYTHON_SITEPACKAGES_DIR')
 
         dynload_dir = os.path.join(os.path.dirname(python_sitedir), 'lib-dynload')
         python_dirs = [python_sitedir + os.sep,