Neil Lalonde 3a04f95916 REFACTOR: some changes to be closer to example implementation
https://support.google.com/admanager/answer/4578089?hl=en

* unique div ID for every ad slot
* setTargeting before calling addService
* don't destroySlots async (no examples of correct way to use this...)
2019-06-10 15:43:48 -04:00
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