Now that its been well tested within poky, we should migrate the WARN_TO_ERROR_QA settings from poky.conf to be the default values within OE-Core.
http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=643c26562f777f3e71c95864ebc9a2efc49ebdf9 http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=c570f89083c7e6ac6b2b1e2b7ad6cf3b73225c05