Hype Action Events
Prioritize user functions over functions in hypeDocument, added events on data-scene-load-action,
data-scene-unload-action, data-scene-prepare-action and data-layout-request-action
Prioritize user functions over functions in hypeDocument, added events on data-scene-load-action,
data-scene-unload-action, data-scene-prepare-action and data-layout-request-action