fixes #2 - reset cache entry if shifter fails
Merge pull request #3 from caridy/cache-cleanup

fixes #2 - reset cache entry if shifter fails
bumping version and history entry after fixing issue #2
bumping version and history entry after fixing issue #2
decoupling the registration of the groups from the configuration of the group, they can now happen before of after the other without any impact in the overall output
deprecating setGroupFromAppOrigin, and moving part of the logic to registerGroup. introducing yui default base and yui default root as app settings.
adding hook to set the default combo config
removing combineGroup, setGroupFromCDN and setGroupFromAppOrigin, consolidating the inheritance process for combine and filter, debug mode now also sets combine to false
updating docs for 0.4.x
more docs and typos
renaming setGroupConfig to applyGroupConfig which makes more sense for loader and play nicely with applyConfig for the core settings
not need to mark things are local, we serve whatever we have in stock
dumping version to 0.4.0
Merge pull request #8 from caridy/decoupling

closes issue #7 [PR#8]: decoupling the registration of the groups from the configuration of the groups
adding extend and augment methods off from express-yui module to allow others to extend express or augment an app instance manually
Merge pull request #10 from caridy/extend-augment-express

adding extend and augment methods off from express-yui module
we do not need tests or doc conf
whenever we try to identify a yui module, we do not really need require or module, otherwise it will probably execute scripts twice. if the file is a yui module, then it should use YUI.add() to wrap things.
bumping version for 0.4.2