Remove export_as handling from generate-exports.py
Do not use export_as for animation exports
Do not use export_as controldefaults exports
Do not use export_as for interactiondefaults exports
goog.require creates a namespace object already
Add ol.BrowserFeature.HAS_WEBGL
Add ol.BrowserFeature.HAS_DEVICE_ORIENTATION
Add ol.BrowserFeature.HAS_GEOLOCATION
Add ol.BrowserFeature.HAS_CANVAS