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/yocto-poky/meta/classes/testexport.bbclass b/import-layers/yocto-poky/meta/classes/testexport.bbclass
index 56edda9..d070f07 100644
--- a/import-layers/yocto-poky/meta/classes/testexport.bbclass
+++ b/import-layers/yocto-poky/meta/classes/testexport.bbclass
@@ -113,7 +113,7 @@
     oe.path.remove(cases_path)
     bb.utils.mkdirhier(cases_path)
     test_paths = get_runtime_paths(d)
-    test_modules = d.getVar('TEST_SUITES')
+    test_modules = d.getVar('TEST_SUITES').split()
     tc.loadTests(test_paths, modules=test_modules)
     for f in getSuiteCasesFiles(tc.suites):
         shutil.copy2(f, cases_path)