when found.configfn return false, m is null
if statement update
Merge branch 'configfn-bugfix' of github.com:mininice/yui3 into mininice-configfn-bugfix
Build files for pull #1959
Merge branch 'dev-master' of github.com:yui/yui3 into dev-master
Merge branch 'dev-master' into dev-3.x

Conflicts:
	build/loader-base/loader-base-coverage.js
	build/loader-base/loader-base-min.js
	build/loader-pathogen-encoder/loader-pathogen-encoder-min.js
	build/loader/loader-min.js
	build/yui-nodejs/yui-nodejs-min.js
	build/yui/yui-min.js