failing test for catching upstream errors
catch test passes now that deps() threads the error from module-deps properly
failing second catch test
only re-emit error in _ready handler when cb isn't given; both catch tests now pass
2.4.3
smart multi bundles

.require(bundle) allows for the capture of all files which this bundle
might contain. Previously, just the file which you did
.require({external: true}) was the one not bundled. This is even more
efficient when using external bundles.