In-App Messaging Improvements, Added External User Id Update Callback, API URL Changed, Minor Bug Fixes
- In-App Messaging Improvements: Redisplaying with a limit and delay, Adding and removing tags, sending outcomes, and permission prompts
- Redisplay params now expected (has defaults) in parser
- Adding and removing tags w/ element click
- Sending outcomes w/ element click
- Showing permission prompts for location and push w/ element click
- Set and remove external user id now have completion callback
- Callback for completion added to verify the status of the set or remove of an external user id (push & email)
- Changed internal API call from onesignal.com to api.onesignal.com