Import V4 iOS source from unitypackage

Author: shazow

source/Plugins/iOS/GAIHandler.h

@@ -8,6 +8,8 @@ void _send(NSDictionary * parameters);
 void _setProductName(char * name);
 void _setProductVersion(char * version);
 void _setOptOut(bool optOut);
+void _anonymizeIP();
+void _enableIDFACollection();
 void _setDispatchInterval(int time);
 void _setTrackUncaughtExceptions(bool trackUncaughtExceptions);
 void _setDryRun(bool dryRun);

source/Plugins/iOS/GAIHandler.m

@@ -51,6 +51,10 @@ void anonymizeIP(){
     [tracker set:kGAIAnonymizeIp value:@"1"];
 }
 
+void enableIDFACollection(){
+    [[GAI sharedInstance] defaultTracker].allowIDFACollection = YES;
+}
+
 void setSampleFrequency(int sampleFrequency) {
     id tracker = [[GAI sharedInstance] defaultTracker];
     [tracker set:kGAISampleRate value:[@(sampleFrequency) stringValue]];