71-preview1

Merge branch '15.0.1-binderate'

# Conflicts:
#	ads-lite/source/Ads.Lite.csproj
#	ads/samples/AdMobSample/AdMobSample.csproj
#	ads/source/Ads.csproj
#	analytics-impl/source/Analytics.Impl.csproj
#	analytics/samples/AnalyticsSample/AnalyticsSample.csproj
#	analytics/source/Analytics.csproj
#	appinvite/samples/AppInviteSample/AppInviteSample.csproj
#	appinvite/source/AppInvite.csproj
#	auth-api-phone/source/Auth-Api-Phone.csproj
#	auth-base/source/Auth.Base.csproj
#	auth/source/Auth.csproj
#	awareness/source/Awareness.csproj
#	base/source/Base.csproj
#	basement/buildtasks/Xamarin.GooglePlayServices.Basement.targets
#	basement/nuget/Xamarin.GooglePlayServices.Basement.template.nuspec
#	basement/source/Basement.csproj
#	build.cake
#	cast-framework/source/Cast.Framework.csproj
#	cast/samples/CastingCall/CastingCall.csproj
#	cast/source/Cast.csproj
#	drive/samples/DriveSample/DriveSample.csproj
#	drive/source/Drive.csproj
#	fido/nuget/Xamarin.GooglePlayServices.Fido.template.nuspec
#	fido/source/Fido.csproj
#	firebase-ads/samples/FirebaseAdmobQuickstart/FirebaseAdmobQuickstart.csproj
#	firebase-analytics-impl/source/Firebase-Analytics-Impl.csproj
#	firebase-analytics/samples/FirebaseAnalyticsQuickstart/FirebaseAnalyticsQuickstart.csproj
#	firebase-analytics/source/Firebase-Analytics.csproj
#	firebase-appindexing/samples/AppIndexingSample/AppIndexingSample.csproj
#	firebase-appindexing/source/Firebase-AppIndexing.csproj
#	firebase-auth/samples/FirebaseAuthQuickstart/FirebaseAuthQuickstart.csproj
#	firebase-auth/source/Firebase-Auth.csproj
#	firebase-common/source/Firebase-Common.csproj
#	firebase-config/samples/FirebaseConfigQuickstart/FirebaseConfigQuickstart.csproj
#	firebase-config/source/Firebase-Config.csproj
#	firebase-crash/samples/FirebaseCrashReportingQuickstart/FirebaseCrashReportingQuickstart.csproj
#	firebase-crash/source/Firebase-Crash.csproj
#	firebase-database-connection/source/Firebase-Database-Connection.csproj
#	firebase-database/source/Firebase-Database.csproj
#	firebase-dynamic-links/source/Firebase-Dynamic-Links.csproj
#	firebase-firestore/nuget/Xamarin.Firebase.Firestore.template.nuspec
#	firebase-firestore/source/Firebase-Firestore.csproj
#	firebase-iid/source/Firebase-Iid.csproj
#	firebase-invites/samples/FirebaseInvitesQuickstart/FirebaseInvitesQuickstart.csproj
#	firebase-messaging/samples/FirebaseMessagingQuickstart/FirebaseMessagingQuickstart.csproj
#	firebase-messaging/source/Firebase-Messaging.csproj
#	firebase-perf/source/Firebase-Perf.csproj
#	firebase-storage-common/source/Firebase-Storage-Common.csproj
#	firebase-storage/samples/FirebaseStorageQuickstart/FirebaseStorageQuickstart.csproj
#	firebase-storage/source/Firebase-Storage.csproj
#	fitness/samples/BasicSensorsApi/BasicSensorsApi.csproj
#	fitness/source/Fitness.csproj
#	games/samples/BeGenerous/BeGenerous.csproj
#	games/source/Games.csproj
#	gass/source/Gass.csproj
#	gcm/samples/GCMSample/GCMSample.csproj
#	gcm/source/Gcm.csproj
#	identity/source/Identity.csproj
#	iid/source/Iid.csproj
#	instantapps/source/InstantApps.csproj
#	location/samples/LocationSample/LocationSample.csproj
#	location/source/Location.csproj
#	maps/samples/MapsSample/MapsSample.csproj
#	maps/source/Maps.csproj
#	nearby/samples/NearbySample/NearbySample.csproj
#	nearby/source/Nearby.csproj
#	oss-licenses/source/Oss-Licenses.csproj
#	panorama/samples/PanoramaSample/PanoramaSample.csproj
#	panorama/source/Panorama.csproj
#	places/samples/PlacesAsync/PlacesAsync.csproj
#	places/source/Places.csproj
#	plus/samples/PlusSample/PlusSample.csproj
#	plus/source/Plus.csproj
#	safetynet/samples/SafetyNetSample/SafetyNetSample.csproj
#	safetynet/source/SafetyNet.csproj
#	tagmanager-api/source/TagManager.Api.csproj
#	tagmanager-v4-impl/source/TagManager.V4.Impl.csproj
#	tagmanager/source/TagManager.csproj
#	tasks/source/Tasks.csproj
#	template.targets
#	tests/GooglePlayServices.Tests/GooglePlayServices.Tests.csproj
#	vision-common/source/Vision-Common.csproj
#	vision/samples/VisionSample/VisionSample.csproj
#	vision/source/Vision.csproj
#	wallet/samples/AndroidPayQuickstart/AndroidPayQuickstart.csproj
#	wallet/source/Wallet.csproj
#	wearable/source/Wearable.csproj