feat(ios): Added support for App Open Ad type

[Astrovic]

v6.2.0

• Added support for App Open Ad (https://developers.google.com/admob/ios/app-open)
• Reset TC string if last updated date was more than 13 months ago (https://developers.google.com/admob/ios/privacy/gdpr#troubleshooting)
• Renamed Interstitial and Rewarded Video event names: -- adloaded becomes didReceiveAd -- adfailedtoload becomes didFailToReceiveAd -- adrewarded becomes didRewardUser
• Added didRecordImpression and didRecordClick events to all ad types
• Added didFailToShowAd event to Open App ad type
• Removed deprecated didPresentScreen event
• Updated documentation and iOS example

ti.admob-iphone-6.2.0.zip

You can test the complete example

[hansemannn]

Great work, thank you!