Added initial kitchensink as git submodule
Wrapping kitchensink by default
Added Zotero.safeDebug() as App.safeDebug()
Added Zotero.getString() as App.getString()
Also load the brand as appName
Simple event-based bridge between webapp (kitchensink) and wrapper
Bridge code refactored into an app module, initialized early enough to be able to listen to DOMContentLoaded
Native notifications helper method and kitchensink demo
Open extensions manager method and kitchensink demo
Added info about kitchen sink to readme
Merge branch 'feature/kitchensink-init' into develop